msm_serial_hs: Fix runtime PM sleeping bug

Call pm_runtime_disable() function outside spin clock to
fix "sleeping function called from invalid context" bug.

Change-Id: I964ca09b1f8b1a984736df6b6d72d4b6cd6aed1e
Signed-off-by: Mayank Rana <mrana@codeaurora.org>
1 file changed