Manifest for Android Mainline 12.0.0 Release 23 (7569208,com.google.android.captiveportallogin)

Change-Id: I9a981ba4bd455079dffbc9bb3dd7f622062db192
diff --git a/default.xml b/default.xml
index 2a3d843..1a45c2a 100644
--- a/default.xml
+++ b/default.xml
@@ -4,7 +4,7 @@
   <remote  name="aosp"
            fetch=".."
            review="https://android-review.googlesource.com/" />
-  <default revision="refs/tags/android-mainline-12.0.0_r6"
+  <default revision="refs/tags/android-mainline-12.0.0_r23"
            remote="aosp"
            sync-j="4" />