chore(package): update chai to version 4.1.2

Closes #15

Author: greenkeeper[bot]

package.json

@@ -40,7 +40,7 @@
   },
   "devDependencies": {
     "@bubltechnology/customizable-commit-analyzer": "https://github.com/fullcube/customizable-commit-analyzer/tarball/364e96c6f590c20f82d76557a5fa0d4481c48c5f",
-    "chai": "4.1.0",
+    "chai": "4.1.2",
     "condition-circle": "1.5.0",
     "conventional-commit-types": "2.2.0",
     "coveralls": "2.13.1",