move CollectDependencyAconfigFiles to android

This needs to be called by some modules in android.

Bug: 308625757
Test: manual
Change-Id: I389fcfd88a3f4bd85a9218fdd4dd66d8a239bb67
diff --git a/rust/rust.go b/rust/rust.go
index 521f624..6f4631d 100644
--- a/rust/rust.go
+++ b/rust/rust.go
@@ -23,7 +23,6 @@
 	"github.com/google/blueprint"
 	"github.com/google/blueprint/proptools"
 
-	"android/soong/aconfig"
 	"android/soong/android"
 	"android/soong/cc"
 	cc_config "android/soong/cc/config"
@@ -1007,7 +1006,7 @@
 		android.SetProvider(ctx, testing.TestModuleProviderKey, testing.TestModuleProviderData{})
 	}
 
-	aconfig.CollectDependencyAconfigFiles(ctx, &mod.mergedAconfigFiles)
+	android.CollectDependencyAconfigFiles(ctx, &mod.mergedAconfigFiles)
 }
 
 func (mod *Module) deps(ctx DepsContext) Deps {