:electron: Remove unneeded prop on flathub store metainfo (#6085)

* display length is no longer valid on newer version of appstream

* release notes

packages/desktop-electron/extra-resources/linux/com.actualbudget.actual.metainfo.xml

@@ -14,9 +14,6 @@
   <launchable type="desktop-id">com.actualbudget.actual.desktop</launchable>
   <url type="homepage">https://actualbudget.org/</url>
   <url type="bugtracker">https://github.com/actualbudget/actual/issues</url>
-  <requires>
-    <display_length compare="ge">medium</display_length>
-  </requires>
   <recommends>
     <control>keyboard</control>
     <control>pointing</control>

upcoming-release-notes/6085.md

@@ -0,0 +1,6 @@
+---
+category: Maintenance
+authors: [MikesGlitch]
+---
+
+Remove unneeded property from Flathub app info description