chore(deps): update dependency sinon to v20 (#236)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -202,7 +202,7 @@
     "lint-staged": "15.5.0",
     "prettier": "3.5.3",
     "semantic-release": "24.2.3",
-    "sinon": "19.0.5",
+    "sinon": "20.0.0",
     "typescript": "5.8.2",
     "xo": "0.60.0"
   },