Add 'Flog' formatted logging to mojo/services

mojo/services/mojo_services.gni

 # 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.
 
 # This list is used to populate the Dart mojo_services package. It must be
 # updated to contain the public interfaces under //mojo/services. If you add a
 # new directory, X, containing public interfaces, then you must add
 # //mojo/services/X/public/interfaces to this list.
 
 mojo_services = [
   "//mojo/services/android/interfaces",
   "//mojo/services/asset_bundle/interfaces",
   "//mojo/services/authenticating_url_loader_interceptor/interfaces",
   "//mojo/services/authentication/interfaces",
   "//mojo/services/camera/interfaces",
   "//mojo/services/clipboard/interfaces",
   "//mojo/services/contacts/interfaces",
   "//mojo/services/content_handler/interfaces",
   "//mojo/services/device_info/interfaces",
   "//mojo/services/files/interfaces",
+  "//mojo/services/flog/interfaces",
   "//mojo/services/geometry/interfaces",
   "//mojo/services/gfx/composition/interfaces",
   "//mojo/services/gpu/interfaces",
   "//mojo/services/http_server/interfaces",
   "//mojo/services/icu_data/interfaces",
   "//mojo/services/input_events/interfaces",
   "//mojo/services/keyboard/interfaces",
   "//mojo/services/location/interfaces",
   "//mojo/services/log/interfaces",
   "//mojo/services/media/audio/interfaces",
@@ skipping 15 matching lines @@
   "//mojo/services/speech_recognizer/interfaces",
   "//mojo/services/surfaces/interfaces",
   "//mojo/services/terminal/interfaces",
   "//mojo/services/tracing/interfaces",
   "//mojo/services/ui/input/interfaces",
   "//mojo/services/ui/views/interfaces",
   "//mojo/services/url_response_disk_cache/interfaces",
   "//mojo/services/vanadium/security/interfaces",
   "//mojo/services/vsync/interfaces",
 ]