FlorisBoard: update UCM to exclude betas, add v0.3.9
- adjusting UCM to ignore tags of beta/test versions: see New release track system of FlorisBoard
- manually adding v0.3.9 as auto-update fails due to different formatting in
build.gradle.kts
versusbuild.gradle
: see F-Droid version being behind and fdroidserver!888 (merged)
Until fdroidserver!888 (merged) has been merged and deployed, CheckUpdates will lower CV/CVC back to v0.3.7 again, but at least v0.3.9 will be available.