Update annotations.xml

A removed annotation is marked deprecated.

Bug: 656607
Change-Id: Ie0d56b6d6218cb261fd691b9e7b2eeaed9a352ab
Reviewed-on: https://chromium-review.googlesource.com/966382Reviewed-by: Christian Dullweber <dullweber@chromium.org>
Commit-Queue: Ramin Halavati <rhalavati@chromium.org>
Cr-Commit-Position: refs/heads/master@{#543688}

tools/traffic_annotation/summary/annotations.xml

@@ -182,7 +182,7 @@ Refer to README.md for content description and update process.
  <item id="proxy_config_headless" hash_code="133221587" type="0" content_hash_code="77459277" os_list="linux,windows" file_path="headless/lib/browser/headless_url_request_context_getter.cc"/>
  <item id="proxy_config_settings" hash_code="136468456" type="0" content_hash_code="19527377" os_list="linux,windows" file_path="components/proxy_config/pref_proxy_config_tracker_impl.cc"/>
  <item id="proxy_config_system" hash_code="11258689" type="0" content_hash_code="77057929" os_list="linux,windows" file_path="net/proxy_resolution/proxy_resolution_service.cc"/>
- <item id="proxy_script_fetcher" hash_code="37531401" type="0" content_hash_code="31866133" os_list="windows" file_path="net/proxy_resolution/pac_file_fetcher_impl.cc"/>
+ <item id="proxy_script_fetcher" hash_code="37531401" type="0" deprecated="2018-03-16" content_hash_code="31866133" file_path=""/>
  <item id="puch_client_channel" hash_code="34459548" type="0" content_hash_code="92475475" os_list="linux,windows" file_path="components/invalidation/impl/push_client_channel.cc"/>
  <item id="quic_chromium_incoming_session" hash_code="87635401" type="0" content_hash_code="78573093" os_list="linux,windows" file_path="net/quic/chromium/quic_chromium_client_session.cc"/>
  <item id="quic_chromium_packet_writer" hash_code="20153177" type="0" content_hash_code="29657765" os_list="linux,windows" file_path="net/quic/chromium/quic_chromium_packet_writer.cc"/>