Manifest for Android Mainline 12.0.0 Release 56 (7920574,com.google.android.tzdata3)

Change-Id: I89690234140197a29527675953c56792bb5edaa0

default.xml

@@ -4,10 +4,13 @@
   <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_r56"
            remote="aosp"
            sync-j="4" />
 
+  <superproject name="platform/superproject" remote="aosp" revision="android-mainline-12.0.0_r56" />
+  <contactinfo bugurl="go/repo-bug" />
+
   <project path="build/make" name="platform/build" groups="pdk" >
     <copyfile src="core/root.mk" dest="Makefile" />
     <linkfile src="CleanSpec.mk" dest="build/CleanSpec.mk" />