Make the enabled property configurable

This allows using select statements with it.

Bug: 323382414
Test: m nothing --no-skip-soong-tests
Change-Id: I6f3efaaa3d82505e38a91ee4ba0e18e404360191
Merged-In: If355d24506e3f117d27b21442a6c02bca3402dc7
diff --git a/rust/project_json.go b/rust/project_json.go
index 05fc09b..24dcc89 100644
--- a/rust/project_json.go
+++ b/rust/project_json.go
@@ -119,7 +119,7 @@
 	if !ok {
 		return nil, false
 	}
-	if !rModule.Enabled() {
+	if !rModule.Enabled(ctx) {
 		return nil, false
 	}
 	return rModule, true