Define SurfaceFlinger HDR priming opt-in sysprop

Bug: 295257834
Test: manual - check that the sysprop can be defined after applying
Change-Id: I3be32ba76cf97d50c56f2dde0aeafb937b530508
diff --git a/private/property_contexts b/private/property_contexts
index 415c535..9d1439d 100644
--- a/private/property_contexts
+++ b/private/property_contexts
@@ -1344,6 +1344,7 @@
 ro.surface_flinger.uclamp.min                             u:object_r:surfaceflinger_prop:s0 exact int
 ro.surface_flinger.ignore_hdr_camera_layers               u:object_r:surfaceflinger_prop:s0 exact bool
 ro.surface_flinger.clear_slots_with_set_layer_buffer      u:object_r:surfaceflinger_prop:s0 exact bool
+ro.surface_flinger.prime_shader_cache.ultrahdr            u:object_r:surfaceflinger_prop:s0 exact bool
 
 ro.sf.disable_triple_buffer u:object_r:surfaceflinger_prop:s0 exact bool
 ro.sf.lcd_density           u:object_r:surfaceflinger_prop:s0 exact int