message: [Swift] Fix new test for review feedback
diff: import Foundation
  let u = URL(string: "http://www.apple.com")!
  -// CHECK: u: URL = "http://www.apple.com"
  +// CHECK: {{u}}: URL = "http://www.apple.com"
  let n = Notification(name: Notification.Name("abc"), object: Double(42.0), userInfo: ["hello":"world"])
  -// CHECK: n: Notification = {
  +// CHECK: {{n}}: Notification = {
  // CHECK-NEXT: name = "abc"
  // CHECK-NEXT: object = 42
  // CHECK-NEXT: userInfo = 1 key/value pair {
  