Translated using Weblate (#5634)

Co-authored-by: Lasse Edsvik <lasse@lasseedsvik.se>
Co-authored-by: Lenny Angst <lenny@familie-angst.ch>
Co-authored-by: Py- Droid <droidpy587@gmail.com>
Co-authored-by: Ryohei Morimoto <caulked.thorax_3l@icloud.com>
Co-authored-by: WastedInside <arvidsloc@gmail.com>
Co-authored-by: oneshotkot <oneshotkot@gmail.com>
Co-authored-by: zhao rongkuan (kuank) <zhaorongkuan2011@gmail.com>
Co-authored-by: Максим Горпиніч <gorpinicmaksim0@gmail.com>

translations/system-configuration.ja.xlf

@@ -58,6 +58,10 @@
         <source>calendar.visibleHours.end</source>
         <target>表示可能な時間帯の終了時刻</target>
       </trans-unit>
+      <trans-unit id="SnkW0Pk" resname="theme.avatar_url" xml:space="preserve">
+        <source>theme.avatar_url</source>
+        <target state="translated">アバター画像にURLが使用できるようにする</target>
+      </trans-unit>
     </body>
   </file>
 </xliff>