Migrate base::Callback in the ctor of Device in avrcp

base::Bind and base::Callback are deprecated. Migrate the usages to
proper replacements.

The callback |send_msg_cb| can be called multiple times so it should be
migrated to a RepeatingCallback.

Bug: 272116782
Test: m .

Change-Id: I6dcae165e51ca4509726f9f5c796364e5b7fe776