Cherry-pick updated tests from BdG_merge_cnstraining_fields branch

tests/KKRhost/test_inputs/test_06.1/inputcard

tests/KKRhost/test_inputs/test_06.1/ref/TBkkr_container.txt

tests/KKRhost/test_inputs/test_06.1/ref/TBkkr_params.txt

...lloyd_FERMIOUT_output_lmax2_noSOC/ref/TBkkr_container.txt

...on_lloyd_FERMIOUT_output_lmax2_noSOC/ref/TBkkr_params.txt

tests/KKRhost/test_inputs/test_12.1/ref/qdos.01.1.dat

tests/KKRhost/test_inputs/test_12.1/ref/qdos.01.2.dat

tests/KKRhost/test_inputs/test_12.1/ref/qdos.02.1.dat

tests/KKRhost/test_inputs/test_12.1/ref/qdos.02.2.dat

tests/KKRhost/test_inputs/test_12.1/ref/qdos.03.1.dat

tests/KKRhost/test_inputs/test_12.1/ref/qdos.03.2.dat

tests/KKRhost/test_inputs/test_12.1/ref/qdos.04.1.dat

tests/KKRhost/test_inputs/test_12.1/ref/qdos.04.2.dat

tests/KKRhost/tools/test_verify_results.py