crypto: msm: qce50: Prevent deadlock during timeout

Lock out interrupts during issuing dummy request in timeout to prevent from
a potential deadlock happening.

Change-Id: I986d8c36c839a1dee23761465ad331ffc31dd6ac
CRs-Fixed: 1008319
Acked-by: Che-Min Hsieh <cheminh@qti.qualcomm.com>
Signed-off-by: Yasir Malik <ymalik@codeaurora.org>