chore: Revert sinon update

There appears to be a regression introduced in it, we can look at the next version.

Author: dawsontoth

package-lock.json

@@ -147,7 +147,7 @@
 		"oxlint": "^1.31.0",
 		"prettier": "~3.8.0",
 		"rewire": "^9.0.1",
-		"sinon": "21.1.2",
+		"sinon": "21.0.3",
 		"sinon-chai": "^4.0.1",
 		"supertest": "^7.1.4",
 		"tsx": "^4.20.6",