Draft: Provide Wait modal for bengal

As the remove default theme still needs some time I wanted these changes not to be obsolete and pulled them from the original MR

lib/themes/theming-mechanics/components/modals/wait-or-cancel/wait-or-cancel-modal-base.component.ts

@@ -5,6 +5,5 @@ import { Component, } from '@angular/core'
 	template: 	'',
 	standalone: true
 })
-export class RccWaitOrCancelModalBaseComponent<T=unknown> {
-
+export class RccWaitOrCancelModalBaseComponent {
 }