Add tanujdhir to privacysandbox OWNERS

Change-Id: If180622bf8140133b270a3e16b93c69c04f6d7c3
diff --git a/privacysandbox/OWNERS b/privacysandbox/OWNERS
index fcd4bae..e819f1e 100644
--- a/privacysandbox/OWNERS
+++ b/privacysandbox/OWNERS
@@ -2,6 +2,7 @@
 [email protected]
 [email protected]
 [email protected]
[email protected]
 [email protected]
 [email protected] # For ads
 [email protected] # DevRel
\ No newline at end of file