Update translation files

Updated by "Remove blank strings" hook in Weblate.

Translation: Aurora Store/AuroraStore Translations
Translate-URL: https://hosted.weblate.org/projects/aurora-store/aurorastore-translations/

app/src/main/res/values-ml/strings.xml

@@ -20,6 +20,5 @@
     <string name="about_bhim_summary">UPI വഴി സംഭാവന ചെയ്യുക</string>
     <string name="about_bhim">ഭീം - യുപിഐ</string>
     <string name="details_dev_email">ഇമെയിൽ</string>
-    <string name="tab_categories"/>
     <string name="action_grant"/>
 </resources>