Update EXPECTED_TOOLS list with 3 new announcement tools

Author: bigcat88

tests/integration/test_server.py

@@ -14,12 +14,14 @@
     "clear_user_status",
     "close_poll",
     "copy_file",
+    "create_announcement",
     "create_conversation",
     "create_directory",
     "create_poll",
     "create_share",
     "create_tag",
     "create_user",
+    "delete_announcement",
     "delete_comment",
     "delete_file",
     "delete_message",
@@ -41,6 +43,7 @@
     "get_user",
     "get_user_status",
     "leave_conversation",
+    "list_announcements",
     "list_comments",
     "list_conversations",
     "list_directory",