[CL-95] loading spinner (#16363)

* add spiner from previous branch

* add loading spinner to button

* Add spinner to dialog

* Add spinner to icon button

* add spinner to multi select component

* fix spinner positioning

* Add mock i18n in stories where needed

* round stroke caps. Update classes

* fix ts error

* fix broken tests

* add missing translation keys to stories

* Add mising key for layout

* Add mising key for nav group

* Add mising key for spotlight

* Add mising key for product switcher

* Add mising key for dialog service

* add translation to copy click story

libs/components/src/tabs/tabs.stories.ts

@@ -3,8 +3,11 @@ import { Component, importProvidersFrom } from "@angular/core";
 import { RouterModule } from "@angular/router";
 import { applicationConfig, Meta, moduleMetadata, StoryObj } from "@storybook/angular";
 
+import { I18nService } from "@bitwarden/common/platform/abstractions/i18n.service";
+
 import { ButtonModule } from "../button";
 import { FormFieldModule } from "../form-field";
+import { I18nMockService } from "../utils";
 
 import { TabGroupComponent } from "./tab-group/tab-group.component";
 import { TabsModule } from "./tabs.module";
@@ -56,6 +59,12 @@ export default {
         ItemWithChildCounterDummyComponent,
         DisabledDummyComponent,
       ],
+      providers: [
+        {
+          provide: I18nService,
+          useValue: new I18nMockService({ loading: "Loading" }),
+        },
+      ],
     }),
     applicationConfig({
       providers: [