Update links for the rename of the reference-checker repo.

They automatically redirect, but it's easy to just update them so that we can zero in on any other references that might _not_ automatically redirect.

RELNOTES=n/a
PiperOrigin-RevId: 536488410
diff --git a/android/guava/src/com/google/common/graph/Traverser.java b/android/guava/src/com/google/common/graph/Traverser.java
index fb594b4..4ab4585 100644
--- a/android/guava/src/com/google/common/graph/Traverser.java
+++ b/android/guava/src/com/google/common/graph/Traverser.java
@@ -396,7 +396,7 @@
              * requireNonNull(top.next())`) once our checker supports it.
              *
              * (The problem is likely
-             * https://github.com/jspecify/nullness-checker-for-checker-framework/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecAnnotatedTypeFactory.java#L896)
+             * https://github.com/jspecify/jspecify-reference-checker/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecAnnotatedTypeFactory.java#L896)
              */
             requireNonNull(element);
             if (visited.add(element)) {
diff --git a/android/guava/src/com/google/common/util/concurrent/ExecutionError.java b/android/guava/src/com/google/common/util/concurrent/ExecutionError.java
index deaff15..3033830 100644
--- a/android/guava/src/com/google/common/util/concurrent/ExecutionError.java
+++ b/android/guava/src/com/google/common/util/concurrent/ExecutionError.java
@@ -33,7 +33,7 @@
   /*
    * Ideally, this class would have exposed only constructors that require a non-null cause. We
    * might try to move in that direction, but there are complications. See
-   * https://github.com/jspecify/nullness-checker-for-checker-framework/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789
+   * https://github.com/jspecify/jspecify-reference-checker/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789
    */
 
   /** Creates a new instance with {@code null} as its detail message. */
diff --git a/android/guava/src/com/google/common/util/concurrent/UncheckedExecutionException.java b/android/guava/src/com/google/common/util/concurrent/UncheckedExecutionException.java
index 713f4a6..a0ec427 100644
--- a/android/guava/src/com/google/common/util/concurrent/UncheckedExecutionException.java
+++ b/android/guava/src/com/google/common/util/concurrent/UncheckedExecutionException.java
@@ -38,7 +38,7 @@
   /*
    * Ideally, this class would have exposed only constructors that require a non-null cause. We
    * might try to move in that direction, but there are complications. See
-   * https://github.com/jspecify/nullness-checker-for-checker-framework/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789
+   * https://github.com/jspecify/jspecify-reference-checker/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789
    */
 
   /** Creates a new instance with {@code null} as its detail message. */
diff --git a/guava/src/com/google/common/graph/Traverser.java b/guava/src/com/google/common/graph/Traverser.java
index fb594b4..4ab4585 100644
--- a/guava/src/com/google/common/graph/Traverser.java
+++ b/guava/src/com/google/common/graph/Traverser.java
@@ -396,7 +396,7 @@
              * requireNonNull(top.next())`) once our checker supports it.
              *
              * (The problem is likely
-             * https://github.com/jspecify/nullness-checker-for-checker-framework/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecAnnotatedTypeFactory.java#L896)
+             * https://github.com/jspecify/jspecify-reference-checker/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecAnnotatedTypeFactory.java#L896)
              */
             requireNonNull(element);
             if (visited.add(element)) {
diff --git a/guava/src/com/google/common/util/concurrent/ExecutionError.java b/guava/src/com/google/common/util/concurrent/ExecutionError.java
index deaff15..3033830 100644
--- a/guava/src/com/google/common/util/concurrent/ExecutionError.java
+++ b/guava/src/com/google/common/util/concurrent/ExecutionError.java
@@ -33,7 +33,7 @@
   /*
    * Ideally, this class would have exposed only constructors that require a non-null cause. We
    * might try to move in that direction, but there are complications. See
-   * https://github.com/jspecify/nullness-checker-for-checker-framework/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789
+   * https://github.com/jspecify/jspecify-reference-checker/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789
    */
 
   /** Creates a new instance with {@code null} as its detail message. */
diff --git a/guava/src/com/google/common/util/concurrent/UncheckedExecutionException.java b/guava/src/com/google/common/util/concurrent/UncheckedExecutionException.java
index 713f4a6..a0ec427 100644
--- a/guava/src/com/google/common/util/concurrent/UncheckedExecutionException.java
+++ b/guava/src/com/google/common/util/concurrent/UncheckedExecutionException.java
@@ -38,7 +38,7 @@
   /*
    * Ideally, this class would have exposed only constructors that require a non-null cause. We
    * might try to move in that direction, but there are complications. See
-   * https://github.com/jspecify/nullness-checker-for-checker-framework/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789
+   * https://github.com/jspecify/jspecify-reference-checker/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789
    */
 
   /** Creates a new instance with {@code null} as its detail message. */