Isolate Ravenwood sysprops from device sysprops

Now we use hardcoded sysprops for the most part.
We only pull in selected properties from build.prop.

Flag: EXEMPT host test change only
Bug: 377577035
Test: $ANDROID_BUILD_TOP/frameworks/base/ravenwood/scripts/run-ravenwood-tests.sh
Change-Id: I5ff27ab8123858c71ad2645448865d8cb081b250
diff --git a/ravenwood/Android.bp b/ravenwood/Android.bp
index 4731cfb..0c2ce8d 100644
--- a/ravenwood/Android.bp
+++ b/ravenwood/Android.bp
@@ -376,6 +376,7 @@
         ":ravenwood-empty-res",
         ":framework-platform-compat-config",
         ":services-platform-compat-config",
+        "texts/ravenwood-build.prop",
     ],
     device_first_srcs: [
         ":apex_icu.dat",