net: ipa: use interconnect bulk enable/disable operations

The power interconnect array is now an array of icc_bulk_data
structures, which is what the interconnect bulk enable and disable
functions require.

Get rid of ipa_interconnect_enable() and ipa_interconnect_disable(),
and just call icc_bulk_enable() and icc_bulk_disable() instead.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>