Remove leftovers of starred_changes for postgres index

Init would fail since the table doesn't exist.

Change-Id: I3cb795fc88c7448b50d9b28a4c341a4b130d58dc
diff --git a/gerrit-reviewdb/src/main/resources/com/google/gerrit/reviewdb/server/index_postgres.sql b/gerrit-reviewdb/src/main/resources/com/google/gerrit/reviewdb/server/index_postgres.sql
index d723667..bdceb7b 100644
--- a/gerrit-reviewdb/src/main/resources/com/google/gerrit/reviewdb/server/index_postgres.sql
+++ b/gerrit-reviewdb/src/main/resources/com/google/gerrit/reviewdb/server/index_postgres.sql
@@ -9,7 +9,6 @@
 ALTER TABLE patch_set_approvals CLUSTER ON patch_set_approvals_pkey;
 
 ALTER TABLE account_group_members CLUSTER ON account_group_members_pkey;
-ALTER TABLE starred_changes CLUSTER ON starred_changes_pkey;
 CLUSTER;