SSR control center: English UI strings throughout

Widgets, backend module template and flash messages now match the rest of the backend, which is English.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

packages/vitec/Configuration/Services.yaml

@@ -35,8 +35,8 @@ services:
       - name: dashboard.widget
         identifier: vitecSsrStatus
         groupNames: systemInfo
-        title: 'VITEC: SSR / VPS-Status'
-        description: 'Live-Zustand des SSR-Servers (Release, Cache, Erreichbarkeit) und der Auslieferungs-Schalter'
+        title: 'VITEC: SSR / VPS status'
+        description: 'Live state of the SSR server (release, cache, reachability) and the delivery switch'
         iconIdentifier: 'content-widget-text'
         height: 'medium'
         width: 'medium'
@@ -46,8 +46,8 @@ services:
       - name: dashboard.widget
         identifier: vitecSsrStats
         groupNames: systemInfo
-        title: 'VITEC: SSR-Statistik'
-        description: 'Purge-Protokoll und Verfügbarkeit des SSR-Servers (14 Tage Historie)'
+        title: 'VITEC: SSR statistics'
+        description: 'Purge protocol and availability of the SSR server (14 days of history)'
         iconIdentifier: 'content-widget-number'
         height: 'medium'
         width: 'medium'