chore(deps): update dependency c8 to v9

Author: renovate[bot]

package-lock.json

@@ -48,7 +48,7 @@
   "devDependencies": {
     "@commitlint/cli": "18.4.3",
     "@commitlint/config-conventional": "18.4.3",
-    "c8": "8.0.1",
+    "c8": "9.0.0",
     "chai": "5.0.0",
     "cli-color": "2.0.3",
     "documentation": "14.0.2",