mailmap: update entry for Jesper Dangaard Brouer

Mapping all my previously used emails to my kernel.org email.

Signed-off-by: Jesper Dangaard Brouer <hawk@kernel.org>
Message-ID: <172909057364.2452383.8019986488234344607.stgit@firesoul>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>