chore(highlight): fix tests

Author: gabrielhase

spec/highlighting.spec.js

@@ -417,7 +417,7 @@ o Round</span>`)
       }
       const expectedHtml = this.formatHtml(`Peo
 <span class="highlight-comment" data-word-id="myId" data-editable="ui-unwrap" data-highlight="comment">ple </span>
-Make The <br> W<span class="highlight-comment" data-word-id="spellcheckId" data-editable="ui-unwrap" data-highlight="spellcheck">orld</span> Go Round`)
+Make The <br> W<span class="highlight-spellcheck" data-word-id="spellcheckId" data-editable="ui-unwrap" data-highlight="spellcheck">orld</span> Go Round`)
       expect(this.getHtml()).toEqual(expectedHtml)
       expect(this.extract('comment')).toEqual(expectedRanges)
       expect(startIndex).toEqual(3)

src/highlight-support.js

@@ -28,7 +28,7 @@ const highlightSupport = {
     }
   },
 
-  highlightRange (editableHost, highlightId, startIndex, endIndex, dispatcher, type) {
+  highlightRange (editableHost, highlightId, startIndex, endIndex, dispatcher, type = 'comment') {
     if (this.hasHighlight(editableHost, highlightId)) {
       this.removeHighlight(editableHost, highlightId)
     }