chore: bump org.dash.dash-core.metainfo.xml for v22.0.0

Author: PastaPastaPasta

contrib/flatpak/org.dash.dash-core.metainfo.xml

@@ -22,6 +22,7 @@
   </screenshots>
   <releases>
     <release date="2024-10-22" version="21.1.1"/>
+    <release date="2024-12-12" version="22.0.0"/>
   </releases>
   <content_rating type="oars-1.1" id="money-purchasing">intense</content_rating>
   <developer id="org.dash">