msm: mdss: fix autorefresh disable during handoff

To disable autorefresh feature, driver needs to make
sure that no transaction is on-going before disable.
This change enforce that the sequence to disable
autorefresh is followed during the handoff to kernel.

Change-Id: I9aa7a000e75b50c6b26970deaba2131c87087b8c
Signed-off-by: Ingrid Gallardo <ingridg@codeaurora.org>
Signed-off-by: Abhijith Desai <desaia@codeaurora.org>