sm6250-common: rename property violating sepolicy

rename property to be inline with sepolicy rules

Change-Id: I83cd5d3cd6f5f21bf2701151624bd0f255a1a823

vendor.prop

@@ -17,6 +17,7 @@ persist.vendor.audio.avs.afe_api_version=2
 persist.vendor.audio.fluence.speaker=true
 persist.vendor.audio.fluence.tmic.enabled=false
 persist.vendor.audio.fluence.voicecall=true
+persist.vendor.audio.fluence.voicecomm=true
 persist.vendor.audio.fluence.voicerec=false
 persist.vendor.audio.ras.enabled=false
 persist.vendor.audio.spv3.enable=true