databases/grass7: fix packaging and change options
- Remove with-openmp since the build failed for 3 modules with openmp since 2019-09-10
- Remove some default options less used (NETCDF MYSQL ODBC) or non existant (NETLIB)
- Add zstd option
- Uses NLS as an option
PR: 240892
Submitted by: Loic Bartoletti <lbartoletti@tuxfamily.org> (maintainer)