Add prefetch directory in /metadata

Bug: 362507272
Test: Verify directory is created in /metadata
Change-Id: Ie1c2312f405d4b41e06a248e4d2b93cd8fc62a93
Signed-off-by: Akilesh Kailash <akailash@google.com>
diff --git a/rootdir/init.rc b/rootdir/init.rc
index eeafd4c..8ffac20 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -596,6 +596,7 @@
     mkdir /metadata/ota/snapshots 0750 root system
     mkdir /metadata/watchdog 0770 root system
     mkdir /metadata/tradeinmode 0770 root system
+    mkdir /metadata/prefetch 0770 root system
 
     mkdir /metadata/apex 0700 root system
     mkdir /metadata/apex/sessions 0700 root system