msm: camera: Do not wait for complete during driver_probe

msm_fd_hw_halt was called during probe which always timed out in waiting
for completion. This CL will remove the unnecessary 100ms wait during driver probe.

Test: Camera works
Bug: 64847959
Change-Id: Ie1fa9530a9863de2dcefc40ed61d65973390a1e7
Signed-off-by: Wei Wang <wvw@google.com>
Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>