Bump sinon from 14.0.2 to 15.0.0

Bumps [sinon](https://github.com/sinonjs/sinon) from 14.0.2 to 15.0.0.
- [Release notes](https://github.com/sinonjs/sinon/releases)
- [Changelog](https://github.com/sinonjs/sinon/blob/main/docs/changelog.md)
- [Commits](https://github.com/sinonjs/sinon/compare/v14.0.2...v15.0.0)

---
updated-dependencies:
- dependency-name: sinon
  dependency-type: direct:development
  update-type: version-update:semver-major
...
Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -94,7 +94,7 @@
     "scroll-into-view": "^1.8.2",
     "shallowequal": "^1.1.0",
     "showdown": "^2.0.0",
-    "sinon": "^14.0.0",
+    "sinon": "^15.0.0",
     "tailwindcss": "^3.0.2",
     "tiny-emitter": "^2.0.2",
     "typescript": "^4.0.2",

yarn.lock

@@ -7745,10 +7745,10 @@ signal-exit@^3.0.7:
   resolved "https://registry.yarnpkg.com/signal-exit/-/signal-exit-3.0.7.tgz#a9a1767f8af84155114eaabd73f99273c8f59ad9"
   integrity sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ==
 
-sinon@^14.0.0:
-  version "14.0.2"
-  resolved "https://registry.yarnpkg.com/sinon/-/sinon-14.0.2.tgz#585a81a3c7b22cf950762ac4e7c28eb8b151c46f"
-  integrity sha512-PDpV0ZI3ZCS3pEqx0vpNp6kzPhHrLx72wA0G+ZLaaJjLIYeE0n8INlgaohKuGy7hP0as5tbUd23QWu5U233t+w==
+sinon@^15.0.0:
+  version "15.0.0"
+  resolved "https://registry.yarnpkg.com/sinon/-/sinon-15.0.0.tgz#651a641b45c0a57aabc8275343c7108cffc9c062"
+  integrity sha512-pV97G1GbslaSJoSdy2F2z8uh5F+uPGp3ddOzA4JsBOUBLEQRz2OAqlKGRFTSh2KiqUCmHkzyAeu7R4x1Hx0wwg==
   dependencies:
     "@sinonjs/commons" "^2.0.0"
     "@sinonjs/fake-timers" "^9.1.2"