wil6210: fix HALP handling in case of HALP vote time-out

In case HALP vote times out, we need to mask the HALP IRQ, as done
in case the interrupt is received, as this interrupt should be
set until completion of the low latency operation.

Change-Id: If66f7b2bd19a3ce579a203ced837a2d44480d53c
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
git-commit: f1b7764f8626b5ee7a42b6648427e71111c5cbb5
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git


CRs-Fixed: 1063261
Signed-off-by: Maya Erez <merez@codeaurora.org>