chore(package): update @commitlint/config-conventional to version 8.2.0

Closes #35

Author: greenkeeper[bot]

package.json

@@ -56,7 +56,7 @@
   },
   "devDependencies": {
     "@commitlint/cli": "^8.2.0",
-    "@commitlint/config-conventional": "^7.1.2",
+    "@commitlint/config-conventional": "^8.2.0",
     "@types/jest": "^24.0.4",
     "@types/node": "^11.9.3",
     "@typescript-eslint/eslint-plugin": "^1.2.0",