Chore: ditch the abandoned ngx-bootstrap-icons, roll our own (#14665)

src-ui/src/app/components/dashboard/widgets/saved-view-widget/saved-view-widget.component.spec.ts

@@ -11,7 +11,6 @@ import { By } from '@angular/platform-browser'
 import { Router } from '@angular/router'
 import { RouterTestingModule } from '@angular/router/testing'
 import { NgbModule } from '@ng-bootstrap/ng-bootstrap'
-import { NgxBootstrapIconsModule, allIcons } from 'ngx-bootstrap-icons'
 import { Subject, of, throwError } from 'rxjs'
 import { routes } from 'src/app/app-routing.module'
 import { CustomFieldDisplayComponent } from 'src/app/components/common/custom-field-display/custom-field-display.component'
@@ -121,7 +120,6 @@ describe('SavedViewWidgetComponent', () => {
         NgbModule,
         RouterTestingModule.withRoutes(routes),
         DragDropModule,
-        NgxBootstrapIconsModule.pick(allIcons),
         SavedViewWidgetComponent,
         WidgetFrameComponent,
         IfPermissionsDirective,