zenfone7: Remove audio_policy_configuration_ZS670KS.xml after last A12 source

Change-Id: I2c035abfb70ce64e35f709aed3e237f6c873ce88
diff --git a/regen-vendor.sh b/regen-vendor.sh
index 7c92d47..bc0c55e 100755
--- a/regen-vendor.sh
+++ b/regen-vendor.sh
@@ -57,6 +57,7 @@
     "etc/boot_sound/boot_sound_6.wav"
     "etc/boot_sound/boot_sound_7.wav"
     "etc/audio/audio_policy_configuration.xml"
+    "etc/audio/audio_policy_configuration_ZS670KS.xml"
     "etc/audio_effects.xml"
     "etc/audio_io_policy.conf"
     "etc/audio_policy_configuration.xml"