Clarify view bypass lab access paths

scenarios/04-view-bypass-mac/sql/00_schema.sql

@@ -23,6 +23,7 @@ BEGIN
     CREATE OR REPLACE VIEW dds_mac_accounts_view AS
     SELECT account_id, account_name, owner_name, region, balance
     FROM dds_mac_accounts
+    WHERE UPPER(owner_name) = ORA_END_USER_CONTEXT.username
   ]';
 END;
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