omni: android-12.0

Change-Id: I5d67398056b32ed06dc1e26f44162aef00d9e085
diff --git a/prebuilt/common/bin/backuptool_ab.functions b/prebuilt/common/bin/backuptool_ab.functions
index 335e668..919fc4f 100644
--- a/prebuilt/common/bin/backuptool_ab.functions
+++ b/prebuilt/common/bin/backuptool_ab.functions
@@ -5,7 +5,7 @@
 
 export S=/system
 export C=/postinstall/tmp/backupdir
-export V=11
+export V=12
 export backuptool_ab=true
 
 copy_file() {