Update mojo sdk to rev f6c8ec07c01deebc13178d516225fd12695c3dc2

mojo/public/cpp/application/tests/BUILD.gn

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # GYP version: mojo/mojo_base.gyp:mojo_public_application_unittests
 test("mojo_public_application_unittests") {
   deps = [
-    "//base",
     "//mojo/edk/test:run_all_unittests",
     "//mojo/public/cpp/application:standalone",
     "//mojo/public/cpp/environment:standalone",
     "//mojo/public/cpp/utility",
     "//testing/gtest",
   ]
 
   sources = [
     "service_registry_unittest.cc",
   ]
 }