build: Dropped travis config & replaced badge with GH actions

Author: nonara

.travis.yml

@@ -1,4 +1,4 @@
-# Fast HTML Parser [![NPM version](https://badge.fury.io/js/node-html-parser.png)](http://badge.fury.io/js/node-html-parser) [![Build Status](https://travis-ci.org/taoqf/node-html-parser.svg?branch=master)](https://travis-ci.org/taoqf/node-html-parser)
+# Fast HTML Parser [![NPM version](https://badge.fury.io/js/node-html-parser.png)](http://badge.fury.io/js/node-html-parser) [![Build Status](https://img.shields.io/endpoint.svg?url=https%3A%2F%2Factions-badge.atrox.dev%2Ftaoqf%2Fnode-html-parser%2Fbadge%3Fref%3Dmaster&style=flat)](https://actions-badge.atrox.dev/taoqf/node-html-parser/goto?ref=master)
 
 Fast HTML Parser is a _very fast_ HTML parser. Which will generate a simplified
 DOM tree, with element query support.
@@ -78,7 +78,7 @@ Parse given data, and return root of the generated DOM.
   ```js
   {
     lowerCaseTagName: false,  // convert tag name to lower case (hurt performance heavily)
-    comment: false            // retrieve comments (hurt performance slightly)
+    comment: false,            // retrieve comments (hurt performance slightly)
     blockTextElements: {
       script: true,	// keep text content when parsing
       noscript: true,	// keep text content when parsing