Fix file URL in test-static-stdlib

Author: jrflat

test-static-stdlib/main.swift

@@ -1,6 +1,6 @@
 
 import Foundation
 
-let u = URL(fileURLWithPath: "file:///foo")
+let u = URL(fileURLWithPath: "/foo")
 
 print("foo bar baz: \(u.relativePath)")

test-static-stdlib/test-static-stdlib.test

@@ -4,4 +4,4 @@ RUN: mkdir -p %t
 RUN: %{swiftc} -static-stdlib %S/main.swift -o %t/main
 RUN: %t/main | %{FileCheck} %s
 
-CHECK: foo bar baz: file:/foo
+CHECK: foo bar baz: /foo