interconnect: qcom: qcm2290: Enable keep_alive on all buses

QCM2290 expects all buses to be up at all times when the CPU is
active. Enable keep_alive on all of them to achieve that.

Fixes: 1a14b1ac ("interconnect: qcom: Add QCM2290 driver support")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20230720-topic-qcm2290_icc-v2-1-a2ceb9d3e713@linaro.org


Signed-off-by: Georgi Djakov <djakov@kernel.org>