[base] add OGS v643 parameters to prj_process
The tags in benchmark files of OGS v6.4.3 have been scanned. Compared to OGS v6.4.2 the following new tags have been found.
- processes/process/aperture_size
- processes/process/numerical_stabilization
- chemical_system/chemical_reactions
Functionality for these tags was added.
Closes #74 (closed)