build(deps): update commitlint to v20

Author: renovate[bot]

package.json

@@ -67,9 +67,9 @@
     "webpack-dev-server": "^4.0.0 || ^5.0.0"
   },
   "devDependencies": {
-    "@commitlint/cli": "19.8.1",
-    "@commitlint/config-conventional": "19.8.1",
-    "@commitlint/cz-commitlint": "19.8.1",
+    "@commitlint/cli": "20.4.0",
+    "@commitlint/config-conventional": "20.4.0",
+    "@commitlint/cz-commitlint": "20.4.0",
     "@softwareventures/eslint-config": "7.10.0",
     "@softwareventures/precise-commits": "4.0.23",
     "@softwareventures/prettier-config": "4.0.0",