Update metainfo

Author: lenemter

data/gala.metainfo.xml.in

@@ -43,6 +43,7 @@
         <issue url="https://github.com/elementary/gala/issues/544">Multitasking View. Wingpanel shows for brief moment if a fullscreen wokspace is selected after coming from a wokspace that shows the wingpanel.</issue>
         <issue url="https://github.com/elementary/gala/issues/823">Check for redacted font</issue>
         <issue url="https://github.com/elementary/gala/issues/898">Super+Number. When workspace doesn't exist, switch to last workspace instead.</issue>
+        <issue url="https://github.com/elementary/gala/issues/1121">Postman app is captured partially (and without a shadow)</issue>
         <issue url="https://github.com/elementary/gala/issues/1202">Touchpad desktop switching gesture is sometimes unresponsive</issue>
         <issue url="https://github.com/elementary/gala/issues/1235">Overview window title should follow keyboard focus</issue>
         <issue url="https://github.com/elementary/gala/issues/1661">Better post-screenshot animation</issue>