Remove npm run test script to unblock publishing (#407)

Author: annajowang

packages/@apphosting/build/package.json

@@ -20,7 +20,6 @@
     "sideEffects": false,
     "scripts": {
         "build": "rm -rf dist && tsc && chmod +x ./dist/bin/*",
-        "test": "npm run test:functional",
         "test:functional": "node --loader ts-node/esm ./e2e/run-local-build.ts"
     },
     "exports": {