Fix hwcomposer property sepolicy issue

Cherry-picks aosp/1267735

avc: denied { read } for comm="android.hardwar"
name="u:object_r:default_prop:s0" dev="tmpfs" ino=1115
scontext=u:r:hal_graphics_composer_default:s0
tcontext=u:object_r:default_prop:s0 tclass=file
permissive=0

Bug: b/152335710
Test: `launch_cvd --gpu_mode` and check logcat
Change-Id: Ica1b7416b7ab46ef6e45609445107fa9f2ba01d6
diff --git a/shared/sepolicy/vendor/property_contexts b/shared/sepolicy/vendor/property_contexts
index d137d65..24a04df 100644
--- a/shared/sepolicy/vendor/property_contexts
+++ b/shared/sepolicy/vendor/property_contexts
@@ -23,4 +23,5 @@
 hwc.drm.device u:object_r:cf_graphics_config_prop:s0 exact string
 hwc.drm.exclude_non_hwfb_imports u:object_r:cf_graphics_config_prop:s0 exact int
 hwc.drm.primary_display_order u:object_r:cf_graphics_config_prop:s0 exact string
+hwc.drm.scale_with_gpu u:object_r:cf_graphics_config_prop:s0 exact int
 hwc.drm.use_overlay_planes u:object_r:cf_graphics_config_prop:s0 exact int