Revert^4 "Integrate Rust-specific System Properties into rules generation."

This reverts commit 2766baa922343f12529d5f780cffc6ea831cbf83.

Reason for revert: Relanding after fix in I3b190ebc1a1096972d0a1273e490972e04684dd2

Change-Id: Ie34301c506d3469ec3306f433631b0842b66d032
diff --git a/rust/testing.go b/rust/testing.go
index 0b34c97..d9cacdc 100644
--- a/rust/testing.go
+++ b/rust/testing.go
@@ -75,6 +75,7 @@
 			apex_available: ["//apex_available:platform", "//apex_available:anyapex"],
 			min_sdk_version: "29",
 			vendor_available: true,
+			host_supported: true,
 			recovery_available: true,
 			llndk: {
 				symbol_file: "liblog.map.txt",