interconnect: qcom: Kconfig: Make INTERCONNECT_QCOM tristate

Make INTERCONNECT_QCOM tristate so that icc-common.c can be
compiled as a module.

Signed-off-by: Huang Yiwei <quic_hyiwei@quicinc.com>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220914064122.16222-1-quic_hyiwei@quicinc.com


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