chore(deps): update dependency c8 to v11

Author: renovate[bot]

package-lock.json

@@ -21,7 +21,7 @@
   },
   "devDependencies": {
     "ava": "6.4.1",
-    "c8": "10.1.3",
+    "c8": "11.0.0",
     "prettier": "3.7.4",
     "semantic-release": "25.0.2",
     "sinon": "21.0.1",