[nfc] Fix notification test

Author: zoecarver

test/Interop/Cxx/objc-correctness/Inputs/module.modulemap

@@ -12,3 +12,9 @@ module CxxClassWithNSStringInit [extern_c] {
 module NSOptionsMangling {
   header "NSOptionsMangling.h"
 }
+
+module NSNofiticationBridging {
+  header "nsnotification-bridging.h"
+  requires objc
+  requires cplusplus
+}

test/Interop/Cxx/objc-correctness/nsnotification-bridging-ide-test.swift

@@ -2,7 +2,6 @@
 
 // REQUIRES: objc_interop
 
-// CHECK: @_exported import Foundation
+// CHECK: import Foundation
 
-// CHECK: @available(swift, obsoleted: 3, renamed: "NSNotification.Name.SpaceShip")
-// CHECK: let SpaceShipNotification: NSNotification.Name
+// CHECK: let SpaceShipNotification: String