eth: dpaa: add missing net/xdp.h include

Add missing include for DPAA (fix aarch64 build).

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202308040620.ty8oYNOP-lkp@intel.com/


Fixes: 680ee045 ("net: invert the netdevice.h vs xdp.h dependency")
Reviewed-by: Martin KaFai Lau <martin.lau@kernel.org>
Link: https://lore.kernel.org/r/20230803230008.362214-1-kuba@kernel.org


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