MuCh geometry v23b

New MuCh geometry is created to resolve the large computational time taken by MuCh v23a geometry.

added 103 commits

• c818c178...875a27d8 - 102 commits from branch computing:master
• fefc061f - MuCh geometry v23b

Compare with previous version

@pk.sharma_AT_vecc.gov.in,

please run clang-format on the macro to make the CI happy.

requested review from @e.clerkin

closed