Task/improve language localization for DE 20260331 (#6642)

* Improve translation

* Update changelog

CHANGELOG.md

@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Improved the language localization for German (`de`)
 - Improved the language localization for Spanish (`es`)
 - Upgraded `countries-list` from version `3.2.2` to `3.3.0`
 - Upgraded `ng-extract-i18n-merge` from `3.2.1` to `3.3.0`

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

@@ -6958,7 +6958,7 @@
       </trans-unit>
       <trans-unit id="8466521722895614996" datatype="html">
         <source><x id="PH" equiv-text="this.value"/> has been copied to the clipboard</source>
-        <target state="new"><x id="PH" equiv-text="this.value"/> has been copied to the clipboard</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">libs/ui/src/lib/value/value.component.ts</context>
           <context context-type="linenumber">180</context>