feat: MGR recipe for thermalSinglePhaseReservoirFVM

[frankfeifan]

This PR serves as a space for

• The mgr recipe for thermalSinglePhaseReservoirFVM, and
• Example(s) of thermal reservoir poromechanics problem, which doesn't exist there in GEOS inputFiles yet.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 23 lines in your changes missing coverage. Please review.
✅ Project coverage is 58.86%. Comparing base (2acb3ef) to head (23ce862).
⚠️ Report is 1 commits behind head on develop.

Files with missing lines	Patch %	Lines
...e/mgrStrategies/ThermalSinglePhaseReservoirFVM.hpp	0.00%	16 Missing ⚠️
...onents/linearAlgebra/interfaces/hypre/HypreMGR.cpp	0.00%	3 Missing ⚠️
...vers/multiphysics/SinglePhaseReservoirAndWells.cpp	0.00%	3 Missing ⚠️
...hysicsSolvers/multiphysics/PoromechanicsSolver.hpp	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #3960      +/-   ##
===========================================
- Coverage    58.87%   58.86%   -0.02%     
===========================================
  Files         1353     1354       +1     
  Lines       112953   112976      +23     
===========================================
  Hits         66504    66504              
- Misses       46449    46472      +23     

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