b84150b67c tests/intel/kms_pm_dc: Add dc3co-vpb-framegap subtest
99b68c8579 tests/intel/kms_pm_dc: Add new test for DC3CO recovery after DC6
0ab145243b tests/intel/kms_pm_dc: Add new test for dc3co framedrop validation
5cdf07b5d6 tests/kms_vrr: Add new test for DC3CO validation with LOBF
679e65c994 tests/intel/kms_pm_dc: Enable DC3CO test for PSR2/PR modes
458cdbdda1 tests/intel/kms_pm_dc: Replace require with proper assertion
bc7ec1b82e tests: s/check_dc_counter/assert_dc_counter