chore(deps): update commitlint monorepo to v21

Author: renovate[bot]

package.json

@@ -15,8 +15,8 @@
     "update": "yarn upgrade-interactive --latest"
   },
   "devDependencies": {
-    "@commitlint/cli": "^20.5.3",
-    "@commitlint/config-conventional": "^20.5.3",
+    "@commitlint/cli": "^21.0.2",
+    "@commitlint/config-conventional": "^21.0.2",
     "@lerna-lite/cli": "^4.11.5",
     "@sapphire/eslint-config": "^5.0.6",
     "@sapphire/prettier-config": "^2.0.0",