fix: typo

Author: dgarcia360

docs/installation/docusaurus.mdx

@@ -180,14 +180,14 @@ To integrate the PushFeedback widget into your Docusaurus site:
                 <div className="margin-bottom--sm">
                     <b>Was this helpful?</b>
                 </div>
-                <span class="feedback-widget-positive">
+                <span className="feedback-widget-positive">
                     <FeedbackButton project={projectId} rating="1" custom-font="True" button-style="default" modal-position="center">
                         <button className="button button--outline button--primary button--sm" title="Yes">
                             {buttonThumbsUp}
                         </button>
                     </FeedbackButton>
                 </span>
-                <span class="feedback-widget-negative margin-left--sm">
+                <span className="feedback-widget-negative margin-left--sm">
                     <FeedbackButton project={projectId} rating="0" custom-font="True" button-style="default" modal-position="center">
                         <button className="button button--outline button--primary button--sm" title="No">
                             {buttonThumbsDown}