move CollectDependencyAconfigFiles to android

This needs to be called by some modules in android.

Bug: 308625757
Test: manual
Change-Id: I389fcfd88a3f4bd85a9218fdd4dd66d8a239bb67
diff --git a/aconfig/codegen/rust_aconfig_library.go b/aconfig/codegen/rust_aconfig_library.go
index 88f5b45..73b6fec 100644
--- a/aconfig/codegen/rust_aconfig_library.go
+++ b/aconfig/codegen/rust_aconfig_library.go
@@ -3,7 +3,6 @@
 import (
 	"fmt"
 
-	"android/soong/aconfig"
 	"android/soong/android"
 	"android/soong/rust"
 
@@ -65,7 +64,7 @@
 	if len(declarationsModules) != 1 {
 		panic(fmt.Errorf("Exactly one aconfig_declarations property required"))
 	}
-	declarations, _ := android.OtherModuleProvider(ctx, declarationsModules[0], aconfig.DeclarationsProviderKey)
+	declarations, _ := android.OtherModuleProvider(ctx, declarationsModules[0], android.AconfigDeclarationsProviderKey)
 
 	mode := proptools.StringDefault(a.Properties.Mode, "production")
 	if !isModeSupported(mode) {