fix(guide): fix db guide connect icon issue

Author: ZhaoJiSen

src/app/pages/connect/connect.component.html

@@ -159,7 +159,7 @@
             </div>
           </div>
 
-          <div class="card-header-right">
+          <!-- <div class="card-header-right">
             <div class="action-item">
               <button
                 nz-button
@@ -170,7 +170,7 @@
                 <span nz-icon nzType="setting" nzTheme="fill"></span>
               </button>
             </div>
-          </div>
+          </div> -->
         </div>
         <ng-container *ngTemplateOutlet="timerWidget"></ng-container>
         <nz-card class="terminal-card" [nzBordered]="false">