i-g-t: Update kms_panel_fitting to work on other platforms
i-g-t: Update kms_panel_fitting to work on other platforms

kms_panel_fitting currently enabled for SKL only, but as
panel_fitters are available on prior platforms, enable this
kms test for them too.

Signed-off-by: chandra konduru <0386ba9e587a85519daab21ba3344c23adf28e6a@intel.com>
Signed-off-by: Daniel Vetter <c1b6782c4af8f0673da8923a0702a1832e5940f4@ffwll.ch>

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