chore(index): update htmlparser2

Author: Scrum

package.json

@@ -25,7 +25,7 @@
   },
   "homepage": "https://github.com/posthtml/posthtml-parser#readme",
   "dependencies": {
-    "htmlparser2": "^3.8.3",
+    "htmlparser2": "^3.9.3",
     "isobject": "^2.1.0"
   },
   "devDependencies": {