chore(deps): update dependency @types/sinon to v10 (#464)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [@types/sinon](https://togithub.com/DefinitelyTyped/DefinitelyTyped) | [`^9.0.0` -> `^10.0.0`](https://renovatebot.com/diffs/npm/@types%2fsinon/9.0.11/10.0.0) | [![age](https://badges.renovateapi.com/packages/npm/@types%2fsinon/10.0.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/npm/@types%2fsinon/10.0.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/npm/@types%2fsinon/10.0.0/compatibility-slim/9.0.11)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/npm/@types%2fsinon/10.0.0/confidence-slim/9.0.11)](https://docs.renovatebot.com/merge-confidence/) |

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Author: renovate-bot

packages/google-cloud-redis/package.json

@@ -51,7 +51,7 @@
   "devDependencies": {
     "@types/mocha": "^8.0.0",
     "@types/node": "^12.0.0",
-    "@types/sinon": "^9.0.0",
+    "@types/sinon": "^10.0.0",
     "c8": "^7.0.0",
     "codecov": "^3.1.0",
     "gts": "^2.0.0",