msm: ipa4: set s1 bypass flag for AP

Update s1 bypass flag for IPA AP context bank with
the correct value whether SMMU S1 is bypassed or not.

Change-Id: Ie95028ffff892ffe876c4e00b113d642692d95a9
CRs-Fixed: 2202562
Acked-by: Ady Abraham <adya@qti.qualcomm.com>
Signed-off-by: Skylar Chang <chiaweic@codeaurora.org>