Additional per-file OWNERS for shared directories.

Iteration based on areas of tree where detailed ownership was found
to be missing during routine code reviews.

Also add more detailed examples to OWNERS.md.

Bug: 174932174
Exempt-From-Owner-Approval: refactoring with team leads buy-in
Change-Id: I46ccef33b34594181ae8dc62973d68020f827d6b
diff --git a/OWNERS b/OWNERS
index 4f89f7d..458ddd1 100644
--- a/OWNERS
+++ b/OWNERS
@@ -16,7 +16,7 @@
 yamasani@google.com
 
 # Support bulk translation updates
-per-file */res*/values*/*.xml = byi@google.com
+per-file */res*/values*/*.xml = byi@google.com, delphij@google.com
 
 per-file Android.bp = file:platform/build/soong:/OWNERS
 per-file Android.mk = file:platform/build/soong:/OWNERS