fix merged file

Author: maxceem

src/components/RichTextArea/RichTextArea.jsx

@@ -386,7 +386,7 @@ class RichTextArea extends React.Component {
   render() {
     const {MentionSuggestions} = this.mentionPlugin
     const {className, avatarUrl, authorName, titlePlaceholder, contentPlaceholder, editMode, isCreating,
-      isGettingComment, disableTitle, disableContent, expandedTitlePlaceholder, editingTopic, hasPrivateSwitch, canUploadAttachment } = this.props
+      isGettingComment, disableTitle, disableContent, expandedTitlePlaceholder, editingTopic, hasPrivateSwitch, canUploadAttachment, attachments } = this.props
     const {editorExpanded, editorState, titleValue, oldMDContent, currentMDContent, uploading, isPrivate, isAddLinkOpen, rawFiles, files} = this.state
     let canSubmit = (disableTitle || titleValue.trim())
       && (disableContent || editorState.getCurrentContent().hasText())