revert test parallel

Author: HerrCai0907

package.json

@@ -71,8 +71,9 @@
     "lint": "eslint --max-warnings 0 --ext js . && eslint --max-warnings 0 --ext ts .",
     "build": "node scripts/build",
     "watch": "node scripts/build --watch",
-    "coverage": "ASC_FEATURES=\"*\" c8 npm run test",
-    "test": "npm run test:parser && npm run test:compiler && npm run test:browser && npm run test:asconfig && npm run test:transform",
+    "coverage": "ASC_FEATURES=\"*\" c8 npm run test:coverage",
+    "test": "npm run test:parser && npm run test:compiler -- --parallel && npm run test:browser && npm run test:asconfig && npm run test:transform",
+    "test:coverage": "npm run test:parser && npm run test:compiler && npm run test:browser && npm run test:asconfig && npm run test:transform",
     "test:parser": "node --enable-source-maps tests/parser",
     "test:compiler": "node --enable-source-maps --experimental-wasi-unstable-preview1 --no-warnings tests/compiler",
     "test:browser": "node --enable-source-maps tests/browser",