Define persist.bootanim.color in platform policy

These properties are defined by the platform (see BootAnimation.cpp).

Test: m
Bug: 321088135
Ignore-AOSP-First: sync policy internally first
Change-Id: I429b807deda5cfd3cf7db1512b97d25769f18086
diff --git a/private/property_contexts b/private/property_contexts
index 568bdc1..fedc950 100644
--- a/private/property_contexts
+++ b/private/property_contexts
@@ -1192,8 +1192,12 @@
 
 ro.vendor.redirect_socket_calls u:object_r:vendor_socket_hook_prop:s0 exact bool
 
-service.bootanim.exit u:object_r:bootanim_system_prop:s0 exact int
-service.bootanim.progress u:object_r:bootanim_system_prop:s0 exact int
+service.bootanim.exit       u:object_r:bootanim_system_prop:s0 exact int
+service.bootanim.progress   u:object_r:bootanim_system_prop:s0 exact int
+persist.bootanim.color1     u:object_r:bootanim_system_prop:s0 exact int
+persist.bootanim.color2     u:object_r:bootanim_system_prop:s0 exact int
+persist.bootanim.color3     u:object_r:bootanim_system_prop:s0 exact int
+persist.bootanim.color4     u:object_r:bootanim_system_prop:s0 exact int
 
 sys.init.userspace_reboot.in_progress u:object_r:userspace_reboot_exported_prop:s0 exact bool
 sys.use_memfd                         u:object_r:use_memfd_prop:s0 exact bool