Update messages_de_DE.properties (#2849)

# Description of Changes
Some minor updates to german translation.


---

## Checklist

### General

- [x] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [x] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md)
(if applicable)
- [x] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/DeveloperGuide.md#6-testing)
for more details.

src/main/resources/messages_de_DE.properties

@@ -138,7 +138,7 @@ analytics.settings=Sie können die Einstellungen für die Analytics in der confi
 #  NAVBAR   #
 #############
 navbar.favorite=Favoriten
-navbar.recent=New and recently updated
+navbar.recent=Neu und kürzlich aktualisiert
 navbar.darkmode=Dunkler Modus
 navbar.language=Sprachen
 navbar.settings=Einstellungen
@@ -266,13 +266,13 @@ home.viewPdf.title=PDF anzeigen
 home.viewPdf.desc=Anzeigen, Kommentieren, Text oder Bilder hinzufügen
 viewPdf.tags=anzeigen,lesen,kommentieren,text,bild
 
-home.setFavorites=Set Favourites
-home.hideFavorites=Hide Favourites
-home.showFavorites=Show Favourites
-home.legacyHomepage=Old homepage
-home.newHomePage=Try our new homepage!
-home.alphabetical=Alphabetical
-home.globalPopularity=Global Popularity
+home.setFavorites=Favoriten festlegen
+home.hideFavorites=Favoriten ausblenden
+home.showFavorites=Favoriten anzeigen
+home.legacyHomepage=Alte Homepage
+home.newHomePage=Probieren Sie unsere neue Homepage aus!
+home.alphabetical=Alphabetisch
+home.globalPopularity=Beliebtheit
 
 home.multiTool.title=PDF-Multitool
 home.multiTool.desc=Seiten zusammenführen, drehen, neu anordnen und entfernen