Update copyleft date

application/resources/src/main/res/values/strings.xml

@@ -261,7 +261,7 @@
     <string name="about">About</string>
     <string name="about_vlc_text">VLC for Android™ is a port of VLC media player, the popular open source media player. The Android™ version can read all files and network streams.</string>
     <string name="authors">Authors</string>
-    <string name="about_copyright" translatable="false">Copyleft &#169; 1996&#8211;2021 by VideoLAN</string>
+    <string name="about_copyright" translatable="false">Copyleft &#169; 1996&#8211;2022 by VideoLAN</string>
     <string name="about_license" translatable="false">GNU General Public License v2.0</string>
     <string name="about_license_text" translatable="false"></string>
     <string name="vlc_authors">and VLC Authors.</string>