ARM: dts: msm: Add destroy cvd property for msm-pcm-voice on msm8994

Add destroy cvd property for msm-pcm-voice to determine if
CVD sessions need to be destroyed or not. With this change, the CVP
session will be destroyed in multi sub scenario where more than one
active call is present. Also the MVM and CVS sessions will be
destroyed at the end of each call.

Change-Id: I0bbf4cdf0c16b395bd6562f33ffae82e522a2c8d
Signed-off-by: Narsinga Rao Chella <nrchella@codeaurora.org>