auc: update to version 0.1.9

auc: update to version 0.1.9

Follow the @aparcar's withlist:
- [x] Print URL of used server when searching for an update
- [x] Implement `-y` option which automatically accepts changes
- [x] Implement `-r` option which doesn't check for package upgrades but only new releases
- [x] Print link or created image to be downloadable by the user from a browser/curl.

Also allow selecting branch and version manually.

Fixes: #16324
Signed-off-by: Daniel Golle <daniel@makrotopia.org>