Task/improve language localization for de (20260429) (#6803)

* Update translations

* Update changelog

CHANGELOG.md

@@ -16,6 +16,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Modernized the layout of the overview tab in the admin control panel
 - Improved the styling of the paginator across various table components
+- Improved the language localization for German (`de`)
 
 ### Fixed
 

apps/client/src/locales/messages.de.xlf

@@ -1627,7 +1627,7 @@
       </trans-unit>
       <trans-unit id="7410432243549869948" datatype="html">
         <source>Duration</source>
-        <target state="new">Duration</target>
+        <target state="translated">Dauer</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/admin-overview/admin-overview.html</context>
           <context context-type="linenumber">172</context>
@@ -2775,7 +2775,7 @@
       </trans-unit>
       <trans-unit id="8186013988289067040" datatype="html">
         <source>Code</source>
-        <target state="new">Code</target>
+        <target state="translated">Code</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/admin-overview/admin-overview.html</context>
           <context context-type="linenumber">159</context>
@@ -6982,7 +6982,7 @@
       </trans-unit>
       <trans-unit id="8466521722895614996" datatype="html">
         <source><x id="PH" equiv-text="codeToCopy"/> has been copied to the clipboard</source>
-        <target state="new"><x id="PH" equiv-text="this.value"/> wurde in die Zwischenablage kopiert</target>
+        <target state="translated"><x id="PH" equiv-text="this.value"/> wurde in die Zwischenablage kopiert</target>
         <context-group purpose="location">
           <context context-type="sourcefile">apps/client/src/app/components/admin-overview/admin-overview.component.ts</context>
           <context context-type="linenumber">377</context>