chore(main): release 5.0.3 (#929)

🤖 I have created a release *beep* *boop*
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## [5.0.3](googleapis/nodejs-speech@v5.0.2...v5.0.3) (2022-09-22)


### Bug Fixes

* Preserve default values in x-goog-request-params header ([#928](googleapis/nodejs-speech#928)) ([ea654b5](googleapis/nodejs-speech@ea654b5))

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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).

speech/package.json

@@ -15,7 +15,7 @@
     "test": "c8 mocha system-test --timeout 600000"
   },
   "dependencies": {
-    "@google-cloud/speech": "^5.0.2",
+    "@google-cloud/speech": "^5.0.3",
     "@google-cloud/storage": "^6.0.0",
     "chalk": "^5.0.0",
     "fs.promises": "^0.1.2",