GIT_SILENT Update Appstream for new release

(cherry picked from commit d0fc5bcd)

src/org.kde.dolphin.appdata.xml

@@ -425,10 +425,10 @@
     <binary>dolphin</binary>
   </provides>
   <releases>
+    <release version="22.04.2" date="2022-06-09"/>
     <release version="22.04.1" date="2022-05-12"/>
     <release version="22.04.0" date="2022-04-21"/>
     <release version="21.12.3" date="2022-03-03"/>
-    <release version="21.12.2" date="2022-02-03"/>
   </releases>
   <content_rating type="oars-1.1"/>
 </component>