staging: wilc1000: fix warning while printing

size_t should print using %zu and unsigned long int should use %lu
but here it was using %d and hence we were getting warning while
printing.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/staging/wilc1000/wilc_spi.c
Simple merge

diff --cc drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
Simple merge