omni: android-12.0

Change-Id: I5d67398056b32ed06dc1e26f44162aef00d9e085
diff --git a/prebuilt/common/bin/backuptool_ab.sh b/prebuilt/common/bin/backuptool_ab.sh
index f28ca43..56924f9 100755
--- a/prebuilt/common/bin/backuptool_ab.sh
+++ b/prebuilt/common/bin/backuptool_ab.sh
@@ -5,7 +5,7 @@
 
 export S=/system
 export C=/postinstall/tmp/backupdir
-export V=11
+export V=12
 
 export ADDOND_VERSION=2