sanders: update display flags

* From tissot

system.prop

@@ -98,19 +98,17 @@ dalvik.vm.heaptargetutilization=0.75
 
 # Display
 debug.sf.enable_hwc_vds=1
-persist.hwc.enable_vds=1
-debug.sf.hw=1
+debug.egl.hw=0
+debug.sf.hw=0
 debug.sf.latch_unsignaled=1
+persist.hwc.mdpcomp.enable=true
 dev.pm.dyn_samplingrate=1
 persist.demo.hdmirotationlock=false
 ro.opengles.version=196610
 ro.sf.lcd_density=480
 persist.debug.wfd.enable=1
 sdm.debug.disable_skip_validate=1
-ro.sf.hwc_set_default_colormode=true
-vendor.display.enable_default_color_mode=0
-debug.gralloc.gfx_ubwc_disable=1
-debug.gralloc.enable_fb_ubwc=0
+debug.gralloc.enable_fb_ubwc=1
 persist.camera.preview.ubwc=0
 persist.camera.video.ubwc=0