Update dependency c8 to v11

Author: renovate[bot]

package.json

@@ -36,7 +36,7 @@
   },
   "devDependencies": {
     "@antfu/eslint-config": "0.43.1",
-    "c8": "7.14.0",
+    "c8": "11.0.0",
     "eslint": "8.57.1",
     "eslint-plugin-cypress": "2.15.2",
     "jsdom": "21.1.2",