chore(deps): update dependency @types/mocha to v10 (#22)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [@types/mocha](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/mocha) ([source](https://github.com/DefinitelyTyped/DefinitelyTyped)) | [`^9.0.0` -> `^10.0.0`](https://renovatebot.com/diffs/npm/@types%2fmocha/9.1.1/10.0.1) | [![age](https://badges.renovateapi.com/packages/npm/@types%2fmocha/10.0.1/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/npm/@types%2fmocha/10.0.1/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/npm/@types%2fmocha/10.0.1/compatibility-slim/9.1.1)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/npm/@types%2fmocha/10.0.1/confidence-slim/9.1.1)](https://docs.renovatebot.com/merge-confidence/) |

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packages/google-cloud-apigeeregistry/package.json

@@ -42,7 +42,7 @@
         "google-gax": "^3.5.2"
     },
     "devDependencies": {
-        "@types/mocha": "^9.0.0",
+        "@types/mocha": "^10.0.0",
         "@types/node": "^18.0.0",
         "@types/sinon": "^10.0.0",
         "c8": "^7.7.2",