We currently log the access token in multiple places

[jplatte]

We really shouldn't. Example from the matrix room, actual token replaced by X:

2022-10-14T20:51:05.184910Z TRACE sync_with_callback{sync_settings=SyncSettings { timeout: 30s, full_state: false }}:sync_with_result_callback{sync_settings=SyncSettings { timeout: 30s, full_state: false }}:sync_once{sync_settings=SyncSettings { timeout: 30s, token: "X", full_state: false }}:handle_sync_response:send_inner{request=Request { user_id: "@twig-bot:gnome.org" } config=None homeserver=None}:send{config=None homeserver="https://gnome.modular.im/" access_token=Some("X") user_id=Some("@twig-bot:gnome.org") server_versions=[V1_0, V1_1, V1_2] request_type="ruma_client_api::profile::get_display_name::v3::Request"}: matrix_sdk::http_client: Sending request