Added button type to Submit button in feedback

Author: MagicLike

templates/feedback.html

@@ -58,7 +58,7 @@ <h2 class="subtitle">Give feedback to the project and how it worked for you. At
 
           <div class="field is-grouped">
             <div class="control">
-              <button class="button is-link">Submit</button>
+              <button type="submit" class="button is-link">Submit</button>
             </div>
           </div>
       </form>