testing/trigger-rally: upgrade to 0.6.7
Although there is no official release, according to this message on Debian Forums and the build version when compiling this game, means that the package is ready for the 0.6.7 release.
Although there is no official release, according to this message on Debian Forums and the build version when compiling this game, means that the package is ready for the 0.6.7 release.