ARM: dts: msm: Update the vifeed back routing

Codec clock should be enabled when vifeedback path for speaker
protection is enabled.
Change adds the routing entries to enable the codec clock for
speaker protection vi capture feedback path for 8994.

Change-Id: I8b38c3f42265307a6adc46e7f86df078b47f65fd
Signed-off-by: Anish Kumar <kanish@codeaurora.org>