bionic: Update msm_mdp.h with new MSMFB_OVERLAY_COMMIT ioctl

This change adds msm_mdp.h header changes to bionic.

This IOCTL is a substitute for PAN on external panel.  It waits for DMAE to
finish before returning and avoid delays in the PAN path.

Bug: 7249589
Acked-by: Arun Kumar K.R <akumarkr@codeaurora.org>
Change-Id: I4b04a4538919ffcb994699a432c4322e9f94e870
Signed-off-by: Iliyan Malchev <malchev@google.com>