msm: camera: icp: Use icp base while disabling A5

The hfi interface maintains the csr base which it receives
as part of init. If FW download fails we proceed to disable
A5. At this time csr base is not updated yet hence we need to
use the icp base that is passed to this function.

Change-Id: Ibdb47fe252a09a11a7beb1c105260da357480b7b
Signed-off-by: Prakasha Nayak <pnayak@codeaurora.org>