Update manifest for Android 13

Change-Id: Iffa23a7c11f455e7db31ce86fa791f8f41c50fde
diff --git a/default.xml b/default.xml
index 0337a24..5a1a70c 100644
--- a/default.xml
+++ b/default.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <manifest>
     <remote fetch=".." name="origin" />
-    <default remote="origin" revision="refs/heads/kernel/12/fp4" />
+    <default remote="origin" revision="refs/heads/kernel/13/fp4" />
 
     <project path="kernel/msm-4.19" name="kernel/msm-4.19"/>
     <project path="kernel/msm-4.19/techpack/audio" name="platform/vendor/opensource/audio-kernel" />