Update flatpak screenshots

flatpak/me.aandrew.ytdownloader.metainfo.xml

@@ -22,10 +22,10 @@
   <metadata_license>CC0-1.0</metadata_license>
   <screenshots>
     <screenshot type="default">
-      <image>https://user-images.githubusercontent.com/66430340/188084613-706262fd-db82-403f-8dad-03dd2a50cfe9.png</image>
+      <image>https://user-images.githubusercontent.com/66430340/196022794-885e5b90-40d2-4b58-a8fa-74f10c6e470e.png</image>
     </screenshot>
     <screenshot>
-      <image>https://user-images.githubusercontent.com/66430340/188084389-5e060523-07c3-42db-b282-7f446cb257fa.png</image>
+      <image>https://user-images.githubusercontent.com/66430340/196022796-1215038d-bafb-4450-82b1-7baddd60c0e8.png</image>
     </screenshot>
   </screenshots>
   <url type="homepage">https://github.com/aandrew-me/ytDownloader</url>