OZG-1063 change aria-label text

...ion/src/lib/header-container/header/header.component.html

.../header-container/header/settings/settings.component.html

.../src/lib/ui/editor/enum-editor/enum-editor.component.html

...src/lib/ui/expansion-panel/expansion-panel.component.html

...i/src/lib/ui/expansion-panel/expansion-panel.component.ts

...bs/ui/src/lib/ui/fixed-dialog/fixed-dialog.component.html

...orlage-in-vorgang/wiedervorlage-in-vorgang.component.html