OZG-7237 change spinner class to search for

alfa-client/apps/alfa-e2e/src/page-objects/main.po.ts

@@ -42,8 +42,7 @@ export class MainPage {
   private readonly views: VorgangViewsE2EComponent = new VorgangViewsE2EComponent();
   private readonly snackBar: SnackBarE2EComponent = new SnackBarE2EComponent();
   private readonly vorgangList: VorgangListE2EComponent = new VorgangListE2EComponent();
-  private readonly internalServerErrorDialog: InternalServerErrorDialogE2EComponent =
-    new InternalServerErrorDialogE2EComponent();
+  private readonly internalServerErrorDialog: InternalServerErrorDialogE2EComponent = new InternalServerErrorDialogE2EComponent();
   private readonly connectionTimeoutRetryDialog: ConnectionTimeoutRetryDialogE2EComponent =
     new ConnectionTimeoutRetryDialogE2EComponent();
   private readonly connectionTimeoutRetryFailDialog: ConnectionTimeoutRetryFailDialogE2EComponent =
@@ -97,7 +96,7 @@ export class MainPage {
 }
 
 export function waitForSpinnerToDisappear(): boolean {
-  return cy.getTestElementWithClass('spinner').should('not.exist');
+  return cy.getTestElementWithClass('spinner-content').should('not.exist');
 }
 
 export function waitforSpinnerToAppear(): void {