chore(deps): commitlint monorepo

Author: renovate[bot]

package.json

@@ -15,9 +15,9 @@
     "node": "6.* || 8.* || >= 10.*"
   },
   "devDependencies": {
-    "@commitlint/cli": "8.3.6",
-    "@commitlint/config-conventional": "8.3.6",
-    "@commitlint/travis-cli": "8.3.6",
+    "@commitlint/cli": "18.6.1",
+    "@commitlint/config-conventional": "18.6.1",
+    "@commitlint/travis-cli": "18.6.1",
     "@ember/optional-features": "0.7.0",
     "@mike-north/js-lib-renovate-config": "1.3.1",
     "@mike-north/js-lib-semantic-release-config": "1.0.1",