Fix test

Author: elsh

test/DebugInfo/module-alias-load-module.swift

@@ -8,8 +8,9 @@
 /// Create a module Foo that imports Cat with -module-alias Cat=Bar
 // RUN: %target-swift-frontend -emit-ir -module-name Foo -module-alias Cat=Bar %s -I %t -g -o - | %FileCheck %s
 
+// CHECK-DAG: ![[FILE:[0-9]+]] = !DIFile(filename: "{{.*}}test{{/|\\\\}}DebugInfo{{/|\\\\}}module-alias-load-module.swift"
 // CHECK-DAG: ![[BARMODULE:[0-9]+]] = !DIModule({{.*}}, name: "Bar"
-// CHECK-DAG: !DIImportedEntity(tag: DW_TAG_imported_module, scope: ![[THISFILE]], entity: ![[BARMODULE]]
+// CHECK-DAG: !DIImportedEntity(tag: DW_TAG_imported_module, scope: ![[FILE]], entity: ![[BARMODULE]]
 
 import Cat
 public func meow() -> Cat.Klass? { return nil }