databases/lua-lsqlite3: Update to 0.9.6

Add test feature.
Switch to DISTVERSION.
Fix MASTER_SITES.
Co-authored-by: yds <yds@Necessitu.de>

Changelog: https://lua.sqlite.org/home/file?name=HISTORY&ci=v0.9.6

PR: 278202
Reported by: yds <yds@Necessitu.de>
Approved by: maintainer timeout (2 weeks)