zenfone8: Enable UDFPS changes in display HAL

Change-Id: I02e39624b20a1f653acda1617027a3e54e9b5e26
diff --git a/BoardConfig.mk b/BoardConfig.mk
index 5cff407..65077c8 100755
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -103,6 +103,7 @@
 # Display
 TARGET_USES_HWC2 := true
 TARGET_SCREEN_DENSITY := 440
+SOONG_CONFIG_qtidisplay_udfps := true
 
 # DRM
 TARGET_ENABLE_MEDIADRM_64 := true