ARM: dts: msm: Update the vi feed back routing

Codec clock should be enabled when vi(voltage/current) feedback path
for speaker protection is enabled.
Change adds the routing entries to enable the codec clock for
speaker protection vi capture feedback path for 8084.

CRs-fixed: 591723
Change-Id: Ie1ce6856d6503a7a2611cfe6a0ff38995f98a611
Signed-off-by: Gopikrishnaiah Anandan <agopik@codeaurora.org>