fix: release manifest에 변화 저널 migration head를 반영

app/gateway-api/test/releaseManifest.test.ts

@@ -39,7 +39,7 @@ describe('readReleaseManifest', () => {
         await expect(readReleaseManifest(workspaceRoot)).resolves.toMatchObject({
             controllerProtocol: RELEASE_CONTROLLER_PROTOCOL,
             gatewaySchemaHead: '20260813000000_split_gateway_profile_identity',
-            gameSchemaHead: '20260803000000_add_logical_game_clock',
+            gameSchemaHead: '20260816000000_add_read_model_change_journal',
         });
     });