Remove persist.bootanim.color property definitions

These now belong to the platform policy.

Bug: 321088135
Test: build
Ignore-AOSP-First: sync policy internally first.
Change-Id: I085f9c2d42b384838e0a2a8136ee907f5e9bedae

system_ext/private/property_contexts

diff --git a/system_ext/private/property_contexts b/system_ext/private/property_contexts
deleted file mode 100644
index abcdd41..0000000
--- a/system_ext/private/property_contexts
+++ /dev/null
@@ -1,5 +0,0 @@
-# Boot animation dynamic colors
-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