msm: camera: isp: Fix reset sequence on stop

When camera is stopped the current reset sequence was causing
bus error on next start. Avoid the bus error by following
the reset sequence of overflow recovery and reset the registers
as well on stop.

CRs-Fixed: 1070583
Change-Id: Iaac10a722a595ce7864e813aa56685689356f6a9
Signed-off-by: Shubhraprakash Das <sadas@codeaurora.org>