fbdev: msm: check for hdmi as primary

skip pan display operation if found hdmi as primary
and handoff is pending. This check will help pan display path
to execute for primary display in recovery mode.

Change-Id: Iedd7e6b98f62d3a0d5b9cdda4ba4591ed8bfac68
Signed-off-by: Raghavendra Ambadas <rambad@codeaurora.org>