msm: camera: reqmgr: Mask re-apply for SHDR usecase

SHDR case has two ISP instances, if one of them
apply req failed sometimes, but the other one is
good and the buf done has been handled successfully,
then we don't need to apply the req again for the
successful ISP.

CRs-Fixed: 2842495
Change-Id: I3dfbb455244daa0d155858dd59f4a661fd3b87cd
Signed-off-by: Depeng Shao <depengs@codeaurora.org>