drm/msm/sde: fix true inline rotation format checks

Fix the validation check to include fetch-mode on
top of format while checking for true inline rotation
supported formats.

Change-Id: Ide2b81e0d5b7266ae8b0d823db9a36e1eabd654e
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>