Update dependency mocha to v11 (#47)

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

Author: renovate[bot]

actions/label-actions/package.json

@@ -19,7 +19,7 @@
     "c8": "11.0.0",
     "eslint": "8.57.1",
     "eslint-plugin-ghost": "2.18.1",
-    "mocha": "10.8.2",
+    "mocha": "11.7.5",
     "should": "13.2.3",
     "sinon": "21.0.2"
   },