chore: release 6.2.3 (#688)

🤖 I have created a release \*beep\* \*boop\*
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### [6.2.3](https://www.github.com/googleapis/nodejs-translate/compare/v6.2.2...v6.2.3) (2021-06-24)


### Bug Fixes

* make request optional in all cases ([#687](https://www.github.com/googleapis/nodejs-translate/issues/687)) ([621dc99](https://www.github.com/googleapis/nodejs-translate/commit/621dc99db8de832328731c3176e7bf44842062db))
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This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

translate/package.json

@@ -16,7 +16,7 @@
   "dependencies": {
     "@google-cloud/automl": "^2.0.0",
     "@google-cloud/text-to-speech": "^3.0.0",
-    "@google-cloud/translate": "^6.2.2",
+    "@google-cloud/translate": "^6.2.3",
     "@google-cloud/vision": "^2.0.0",
     "yargs": "^16.0.0"
   },