chore: release 3.2.7 (#542)

🤖 I have created a release \*beep\* \*boop\*
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### [3.2.7](https://www.github.com/googleapis/nodejs-text-to-speech/compare/v3.2.6...v3.2.7) (2021-08-17)


### Bug Fixes

* **deps:** google-gax v2.24.1 ([#541](https://www.github.com/googleapis/nodejs-text-to-speech/issues/541)) ([0c93b5b](https://www.github.com/googleapis/nodejs-text-to-speech/commit/0c93b5bd89bd983c1a9d658d22179b8732b533ed))
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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).

texttospeech/package.json

@@ -14,7 +14,7 @@
     "test": "mocha --timeout=60000"
   },
   "dependencies": {
-    "@google-cloud/text-to-speech": "^3.2.6",
+    "@google-cloud/text-to-speech": "^3.2.7",
     "yargs": "^16.0.0"
   },
   "devDependencies": {