Hints for angband in testing

angband ⚙ aarch64

asv-cid-desktopapp-is-not-rdns
:3 - angband
The component ID is not a reverse domain-name. Please update the ID to avoid future issues and be compatible with all AppStream implementations. You may also consider to update the name of the accompanying .desktop file to follow the latest version of the Desktop-Entry specification and use a rDNS name for it as well. In any case, do not forget to mention the new desktop-entry in a <launchable/> tag for this component to keep the application launchable from software centers and the .desktop file data associated with the metainfo data.
asv-desktop-entry-bad-data
angband.desktop - Key file contains key “Exec” which has a value that cannot be interpreted.
Error while reading some data from the desktop-entry file.

asv-summary-has-dot-suffix
:8 - Angband is a free, single-player dungeon exploration game.
The component summary should not end with a dot (`.`).
asv-content-rating-missing
-
This component has no `content_rating` tag to provide age rating information. You can generate the tag data online by answering a few questions at https://hughsie.github.io/oars/