chore(package): update htmlhint to version 0.12.2

Closes #112

Author: greenkeeper[bot]

package.json

@@ -89,7 +89,7 @@
     "codelyzer": "^4.4.4",
     "express": "^4.17.1",
     "hads": "^1.7.2",
-    "htmlhint": "^0.10.3",
+    "htmlhint": "^0.12.2",
     "http-server": "^0.11.1",
     "https-proxy-agent": "^2.2.2",
     "husky": "^1.3.1",