Bump sinon from 15.1.0 to 15.2.0 in /lambda

Bumps [sinon](https://github.com/sinonjs/sinon) from 15.1.0 to 15.2.0.
- [Release notes](https://github.com/sinonjs/sinon/releases)
- [Changelog](https://github.com/sinonjs/sinon/blob/main/docs/changelog.md)
- [Commits](sinonjs/sinon@v15.1.0...v15.2.0)

---
updated-dependencies:
- dependency-name: sinon
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

lambda/package.json

@@ -46,7 +46,7 @@
     "mocha": "^10.2.0",
     "nock": "^13.3.1",
     "prettier": "^2.8.8",
-    "sinon": "^15.1.0"
+    "sinon": "^15.2.0"
   },
   "engines": {
     "node": ">=14.0.0"