raphael: Move IMS ringback workaround prop to system_ext

Change-Id: I294f088612d622d98ada0380bef60a44d6cdac43

system_ext.prop

@@ -29,6 +29,10 @@ ro.nfc.port=I2C
 persist.radio.dynamic_sar=false
 rild.libpath=/vendor/lib64/libril-qc-hal-qmi.so
 
+# Telephony
+# Disable handling audio direction changes on IMS calls.
+ro.telephony.handle_audio_direction_changes_between_call_state_changes=false
+
 # Thermal
 vendor.thermal.config=thermal_info_config.json
 

vendor.prop

@@ -192,7 +192,3 @@ debug.sf.early.sf.duration=16000000
 debug.sf.early.app.duration=16500000
 debug.sf.earlyGl.sf.duration=13500000
 debug.sf.earlyGl.app.duration=21000000
-
-# Telephony
-# Disable handling audio direction changes on IMS calls.
-ro.telephony.handle_audio_direction_changes_between_call_state_changes=false