net/sfc/base: improve headers independence
net/sfc/base: improve headers independence

efx_types.h uses defines from efx_annote.h, but does not include the
header. As the result if efx_types.h is included by a driver first,
build fails.

Signed-off-by: Andrew Rybchenko <ac94ab2a8fe9a9a087f6e24dcbc16626b52c07e8@solarflare.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk