headers_check fix: netfilter/xt_conntrack.h

fix the following 'make headers_check' warning:

  usr/include/linux/netfilter/xt_conntrack.h:40: found __[us]{8,16,32,64} type without #include <linux/types.h>

Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com>
1 file changed