Merge remote-tracking branch 'origin/OZG-6376-a11y-part-3'

...tton-with-spinner/icon-button-with-spinner.component.html

...n-with-spinner/icon-button-with-spinner.component.spec.ts

...button-with-spinner/icon-button-with-spinner.component.ts

...on-container/user-profile-button-container.component.html

...container/user-profile-button-container.component.spec.ts

...tton-container/user-profile-button-container.component.ts

...ings-menu-button/user-settings-menu-button.component.html

...ttings-menu-button/user-settings-menu-button.component.ts

...ib/vorgang-status-text/vorgang-status-text.component.html

...vorgang-status-text/vorgang-status-text.component.spec.ts

.../lib/vorgang-status-text/vorgang-status-text.component.ts

...g-list/vorgang-list-item/vorgang-list-item.component.html

...ist/vorgang-list-item/vorgang-list-item.component.spec.ts

...ang-list/vorgang-list-item/vorgang-list-item.component.ts