ASoC: msm: qdsp6v2: support for tertiary_mi2s_tx

AFE_PORT_ID for tertiary_mi2s_tx is missing in afe driver
this is resulting failure while pushing adm cal data associated
to this port. This change add this port in valid port list.

Change-Id: Icefc778be7f89b7925e0951ce76bf74fb0c52e9d
Signed-off-by: Srikanth Uyyala <suyyala@codeaurora.org>