chore(package): update @commitlint/cli to version 8.3.4

Closes #23

Author: greenkeeper[bot]

package.json

@@ -42,7 +42,7 @@
   },
   "homepage": "https://github.com/basics/code-snippet-to-svg#readme",
   "devDependencies": {
-    "@commitlint/cli": "^7.0.0",
+    "@commitlint/cli": "^8.3.4",
     "@commitlint/config-conventional": "^7.0.1",
     "babel-cli": "^6.26.0",
     "babel-eslint": "^10.0.0",