Improve language localization

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

@@ -2255,7 +2255,7 @@
       </trans-unit>
       <trans-unit id="c004f99bac91f7dc28e87d458f80e5035ae99884" datatype="html">
         <source>Time to add your first activity.</source>
-        <target state="translated">Erste Aktivität jetzt hinzuzufügen.</target>
+        <target state="translated">Erste Aktivität jetzt hinzufügen.</target>
         <context-group purpose="location">
           <context context-type="sourcefile">libs/ui/src/lib/no-transactions-info/no-transactions-info.component.html</context>
           <context context-type="linenumber">12</context>