[HM] updated benchmarks

...nics/IdealGas/flow_free_expansion/flow_free_expansion.prj

...HydroMechanics/IdealGas/flow_no_strain/flow_no_strain.prj

...dealGas/flow_pressure_boundary/flow_pressure_boundary.prj

...a/HydroMechanics/Linear/Confined_Compression/cube_1e3.prj

...HydroMechanics/Linear/Confined_Compression/square_1e2.prj

...echanics/Linear/Confined_Compression/square_1e2_quad9.prj

...oMechanics/Linear/Confined_Compression/square_1e2_tri.prj

Tests/Data/HydroMechanics/Linear/Gravity/flow_gravity.prj

...near/Unconfined_Compression_early/square_1e2_UC_early.prj

...near/Unconfined_Compression_early/square_1e4_UC_early.prj

...Linear/Unconfined_Compression_late/square_1e2_UC_late.prj

...Linear/Unconfined_Compression_late/square_1e4_UC_late.prj

.../HydroMechanics/Principal_Stress/Hollow_Sphere/sphere.prj

Tests/Data/HydroMechanics/Principal_Stress/Tube/tube.prj

Tests/Data/HydroMechanics/Verification/hm1_1Dbeam.prj

Tests/Data/HydroMechanics/Verification/hm1_2Dsquare.prj

Tests/Data/HydroMechanics/Verification/hm1_3Dcube.prj

Tests/Data/HydroMechanics/Verification/hm1_3Dgravity.prj

Tests/Data/HydroMechanics/Verification/hm2_1D1bt.prj

Tests/Data/HydroMechanics/Verification/hm2_1D2bt.prj