msm: qpnp-haptic: wait for 5 cycles before BUSY check

After the haptics is stopped it might take few cycles to
activate braking. Update the wait time to 5 cycles of
play rate to optimize the wait time.

Change-Id: I1a29cebcd41f541493e79224bf71f4546a9e2541
CRs-fixed: 760524
Signed-off-by: Mohan Pallaka <mpallaka@codeaurora.org>