Add Eric Dumazet to networking maintainers

Welcome Eric!

Acked-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Link: https://lore.kernel.org/r/20220426175723.417614-1-kuba@kernel.org


Signed-off-by: Jakub Kicinski <kuba@kernel.org>