[web] Converted to page bundle: remaining benchmarks.

...chmarks/bgr_verification_examples/heatconduction/index.md

...chmarks/bgr_verification_examples/hydromechanics/index.md

...benchmarks/bgr_verification_examples/liquid_flow/index.md

...s/benchmarks/bgr_verification_examples/mechanics/index.md

...s/bgr_verification_examples/thermohydromechanics/index.md

...hmarks/bgr_verification_examples/thermomechanics/index.md

web/content/docs/benchmarks/creepbgra/CreepBGRa/index.md

...transport-bhe/3D_2U_BHE/In_out_temperature_comparison.png

...ent/docs/benchmarks/heat-transport-bhe/3D_2U_BHE/index.md

...sport-bhe/3D_2U_BHE/vertical_temperature_distribution.png

...e/3D_2U_BHE/vertical_temperature_distribution_powerBC.png

...chmarks/heat-transport-bhe/3D_3BHEs_array/BHE_network.png

...t-transport-bhe/3D_3BHEs_array/BHE_network_closedloop.png

...eat-transport-bhe/3D_3BHEs_array/Heat_extraction_rate.png

...rt-bhe/3D_3BHEs_array/Heat_extraction_rate_closedloop.png

...ort-bhe/3D_3BHEs_array/Inflow_and_outflow_temperature.png

...t-bhe/3D_3BHEs_array/Inflow_temperature_and_flow_rate.png

...ks/heat-transport-bhe/3D_3BHEs_array/Soil_temperature.png

...ocs/benchmarks/heat-transport-bhe/3D_3BHEs_array/index.md

...sport-bhe/3D_BHE_GW_advection/BHE_GW_advection_2years.zip