chore(deps): update commitlint monorepo to v20

Author: renovate[bot]

package.json

@@ -40,8 +40,8 @@
     "uglify-js": "^3.14.2"
   },
   "devDependencies": {
-    "@commitlint/cli": "^11.0.0",
-    "@commitlint/config-conventional": "^11.0.0",
+    "@commitlint/cli": "^20.1.0",
+    "@commitlint/config-conventional": "^20.0.0",
     "husky": "^4.3.8",
     "standard": "^16.0.4",
     "standard-version": "^9.3.2"