added ranking

src/app/pages/ranking/ranking.component.ts

@@ -1,10 +1,13 @@
 import {Component} from '@angular/core';
+import {IonicModule} from "@ionic/angular";
 
 @Component({
     selector: 'app-ranking',
     templateUrl: './ranking.component.html',
     styleUrls: ['./ranking.component.scss'],
-    imports: []
+    imports: [
+        IonicModule
+    ]
 })
 export class RankingComponent {
 }