try fixing test run

Author: ymc9

package.json

@@ -7,7 +7,7 @@
         "build-ci": "pnpm -r build",
         "lint": "pnpm -r lint",
         "test": "pnpm -r --parallel run test --silent --forceExit",
-        "test-ci": "pnpm -r --parallel run --filter=\"./packages/**\" test --silent --forceExit",
+        "test-ci": "pnpm -r --parallel --maxWorkers=50% run --filter=\"./packages/**\" test --silent --forceExit",
         "test-integration": "pnpm run --filter=integration test --silent --forceExit",
         "test-regression": "pnpm run --filter=regression test --silent --forceExit",
         "test-scaffold": "tsx script/test-scaffold.ts",