chore(deps): update commitlint monorepo to v11 (open-telemetry#209)

Co-authored-by: Bartlomiej Obecny <bobecny@gmail.com>

Author: renovate-bot

Diff for: package.json

@@ -40,8 +40,8 @@
   "author": "OpenTelemetry Authors",
   "license": "Apache-2.0",
   "devDependencies": {
-    "@commitlint/cli": "9.0.1",
-    "@commitlint/config-conventional": "9.0.1",
+    "@commitlint/cli": "11.0.0",
+    "@commitlint/config-conventional": "11.0.0",
     "@typescript-eslint/eslint-plugin": "3.3.0",
     "@typescript-eslint/parser": "3.3.0",
     "eslint": "7.4.0",