[cleanup] Rename disc/../properties.hh to disc/{box/cctpfa/ccmpfa/staggered}.hh according to master changes
Commit 1ae76274d3c3f809a83ae3b613ff1a8546520398 on dumux-master changed the paths for discretizations.
Commit 1ae76274d3c3f809a83ae3b613ff1a8546520398 on dumux-master changed the paths for discretizations.