soc: qcom: of_proxy_consumer: Add "qcom,jtagv8-mm"

Add "qcom,jtagv8-mm" to the list of proxy consumers, such that
the sync-state logic need not wait for the probe from the actual
driver if it's disabled.

Change-Id: I580a865ba3c4c298d76e29552eec854b33faea24
Signed-off-by: Raghavendra Rao Ananta <rananta@codeaurora.org>