interconnect: qcom: Change bcm voter initlevel

The interconnect devices require bcm voter to be initialized in
order to avoid unnecessary probe deferrals in the built-in configuration.

Change-Id: I67d5d1412a8962ad1750ddf7871cc34aa0ecfe19
Signed-off-by: Harshdeep Dhatt <hdhatt@codeaurora.org>