fix: tab1 readme

src/app/tab1/tab1.page.html

@@ -14,6 +14,6 @@
   </ion-header>
 
   <div *ngIf="safeHTML" [innerHTML]="safeHTML"></div>
-  <ion-button expand="block" routerLink="/tabs/tab3">示例：我的页面</ion-button>
-  <ion-button expand="block" (click)="openGit()">代码：study-ng-user</ion-button>
+  <ion-button expand="block" routerLink="/tabs/tab2">示例：通讯录列表</ion-button>
+  <ion-button expand="block" (click)="openGit()">代码：study-ng-contact</ion-button>
 </ion-content>

src/app/tab1/tab1.page.ts

@@ -13,7 +13,7 @@ export class Tab1Page {
     this.safeHTML = domSan.bypassSecurityTrustHtml(``)
   }
   openGit(){
-    window.open(`http://git.fmode.cn:3000/nkkj/study-ng-user`,"_blank")
+    window.open(`http://git.fmode.cn:3000/nkkj/study-ng-contact`,"_blank")
   }
 
 }