net/ixgbe: fix ARM big endian build

net/ixgbe: fix ARM big endian build

fixes the following compilation error on compiling with ARM BE compiler

ixgbe_common.c: In function ‘ixgbe_host_interface_command’:
ixgbe_common.c:4610:22: error: passing argument 1 of
‘__builtin_bswap32’ makes integer from pointer without a cast
[-Werror=int-conversion]
   IXGBE_LE32_TO_CPUS(&buffer[bi]);
                      ^
Fixes: aa4fc14d2cee ("ixgbe: update base driver")
Cc: stable@dpdk.org
Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>