chore(main): release 4.0.1 (#237)

🤖 I have created a release *beep* *boop*
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## [4.0.1](googleapis/nodejs-service-directory@v4.0.0...v4.0.1) (2022-06-30)


### Bug Fixes

* **docs:** describe fallback rest option ([#236](googleapis/nodejs-service-directory#236)) ([f72541a](googleapis/nodejs-service-directory@f72541a))

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service-directory/snippets/package.json

@@ -13,7 +13,7 @@
     "test": "c8 mocha --timeout 600000 test/*.js"
   },
   "dependencies": {
-    "@google-cloud/service-directory": "^4.0.0",
+    "@google-cloud/service-directory": "^4.0.1",
     "eslint": "^7.0.0",
     "json-schema": "^0.4.0",
     "uuid": "^8.0.0"