chore: remove npm-run-all2 (#434)

Author: sapphi-red

package.json

@@ -21,7 +21,7 @@
     "format": "prettier --write --cache .",
     "lint": "eslint --cache .",
     "typecheck": "tsc -p scripts && tsc -p playground && tsc -p packages/plugin-react",
-    "test": "run-s test-serve test-build",
+    "test": "pnpm run test-serve && pnpm run test-build",
     "test-serve": "vitest run -c playground/vitest.config.e2e.ts",
     "test-build": "VITE_TEST_BUILD=1 vitest run -c playground/vitest.config.e2e.ts",
     "debug-serve": "VITE_DEBUG_SERVE=1 vitest run -c playground/vitest.config.e2e.ts",
@@ -46,7 +46,6 @@
     "eslint-plugin-regexp": "^2.7.0",
     "fs-extra": "^11.2.0",
     "lint-staged": "^15.2.10",
-    "npm-run-all2": "^6.2.6",
     "picocolors": "^1.1.1",
     "playwright-chromium": "^1.51.1",
     "prettier": "^3.0.3",