tests/pm_pc8: add --quick option
tests/pm_pc8: add --quick option

Not meant to be used on the QA cycles, but by developers who just want
to quickly check things while doing development. Reduces the total
time from 27 minutes to 6 minutes on my machine.

Signed-off-by: Paulo Zanoni <cc0e04a2103c45cd195651d976f79813d0f66bdf@intel.com>

yipdw/intel-gpu-tools,chenxianqin/intel-gpu-tools,mv0/intel-gpu-tools,tiagovignatti/intel-gpu-tools,dlespiau/checkmate-test-igt,erikarn/intel-gpu-tools,yipdw/intel-gpu-tools,dlespiau/checkmate-test-igt,dlespiau/checkmate-test-igt,tiagovignatti/intel-gpu-tools,mv0/intel-gpu-tools,chenxianqin/intel-gpu-tools,chenxianqin/intel-gpu-tools,rib/intel-gpu-tools,rib/intel-gpu-tools,rib/intel-gpu-tools,erikarn/intel-gpu-tools,mv0/intel-gpu-tools,mv0/intel-gpu-tools,rib/intel-gpu-tools,dlespiau/checkmate-test-igt,yipdw/intel-gpu-tools,erikarn/intel-gpu-tools,yipdw/intel-gpu-tools,erikarn/intel-gpu-tools,tiagovignatti/intel-gpu-tools,chenxianqin/intel-gpu-tools,tiagovignatti/intel-gpu-tools