Bump versions for some dependencies (#800)

To keep up to date and avoid surprises later.
diff --git a/build.gradle b/build.gradle
index f1f0717..a16feec 100644
--- a/build.gradle
+++ b/build.gradle
@@ -35,12 +35,12 @@
     }
 }
 plugins {
-  id "com.diffplug.spotless" version "6.19.0"
+  id "com.diffplug.spotless" version "6.20.0"
   id "net.ltgt.errorprone" version "3.0.1" apply false
-  id "com.github.johnrengelman.shadow" version "8.1.0" apply false
+  id "com.github.johnrengelman.shadow" version "8.1.1" apply false
   id "com.github.kt3k.coveralls" version "2.12.0" apply false
-  id "me.champeau.jmh" version "0.6.8" apply false
-  id "com.github.ben-manes.versions" version "0.42.0"
+  id "me.champeau.jmh" version "0.7.1" apply false
+  id "com.github.ben-manes.versions" version "0.47.0"
 }
 
 repositories {
diff --git a/gradle/dependencies.gradle b/gradle/dependencies.gradle
index 2194d2c..9b0f267 100755
--- a/gradle/dependencies.gradle
+++ b/gradle/dependencies.gradle
@@ -50,8 +50,8 @@
     support                : "27.1.1",
     wala                   : "1.6.1",
     commonscli             : "1.4",
-    autoValue              : "1.9",
-    autoService            : "1.0.1",
+    autoValue              : "1.10.2",
+    autoService            : "1.1.1",
 ]
 
 def apt = [