media: qcom: iris: merge hfi_response_ops and hfi_command_ops

media: qcom: iris: merge hfi_response_ops and hfi_command_ops

There is little point in having two different structures for HFI-related
core ops. Merge both of them into the new iris_hfi_ops structure.

Reviewed-by: Dikshita Agarwal <dikshita.agarwal@oss.qualcomm.com>
Reviewed-by: Vikash Garodia <vikash.garodia@oss.qualcomm.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Bryan O'Donoghue <bod@kernel.org>