Give x permission on apex data directories.

This gives search (x) permission on the parent apex data
directory /data/misc/apexdata so that directories below it
may be opened. It also gives that permission on the apex
data directories themselves.

Bug: 147848983
Test: Build & flash, check perms are correct
Change-Id: I27c4ea01602002c89d0771a144265e3879d9041a
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 0d6c189..0b89909 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -593,7 +593,7 @@
     mkdir /data/misc/profman 0770 system shell
     mkdir /data/misc/gcov 0770 root root
     mkdir /data/misc/installd 0700 root root
-    mkdir /data/misc/apexdata 0700 root root
+    mkdir /data/misc/apexdata 0711 root root
     mkdir /data/misc/apexrollback 0700 root root
 
     mkdir /data/preloads 0775 system system encryption=None