chore(deps): bump sinon from 14.0.2 to 15.0.1 in /packages/stack/core

Bumps [sinon](https://github.com/sinonjs/sinon) from 14.0.2 to 15.0.1.
- [Release notes](https://github.com/sinonjs/sinon/releases)
- [Changelog](https://github.com/sinonjs/sinon/blob/main/docs/changelog.md)
- [Commits](sinonjs/sinon@v14.0.2...v15.0.1)

---
updated-dependencies:
- dependency-name: sinon
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

packages/stack/core/package-lock.json

@@ -91,7 +91,7 @@
     "postcss": "8.4.21",
     "prettier": "2.8.3",
     "sass": "1.57.1",
-    "sinon": "14.0.2",
+    "sinon": "15.0.1",
     "ts-prune": "0.10.3",
     "tslib": "2.4.1"
   },