zenfone7: Drop AsusVisualMaster apk

No longer needed since we don't use PixelWorks feature now

Change-Id: I6e7f4fa0b931ad40358a2e610513d4a9efe6b433
diff --git a/proprietary-files.txt b/proprietary-files.txt
index 4988204..ac55d3e 100644
--- a/proprietary-files.txt
+++ b/proprietary-files.txt
@@ -175,7 +175,6 @@
 product/app/DeviceStatisticsService/DeviceStatisticsService.apk
 
 # Display
-system/priv-app/AsusVisualMaster/AsusVisualMaster.apk
 product/etc/permissions/com.qti.snapdragon.sdk.display.xml
 product/framework/com.qti.snapdragon.sdk.display.jar
 system_ext/app/colorservice/colorservice.apk