MAINTAINERS: Move Daniel Drake to credits

MAINTAINERS: Move Daniel Drake to credits

Daniel Drake's @gentoo.org email bounces (is listed as retired Gentoo
developer) and there was no activity from him regarding zd1211rw driver.
Also his second address @laptop.org bounces.

Cc: Daniel Drake <drake@endlessos.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20210917102834.25649-1-krzysztof.kozlowski@canonical.com