package/libhid: Fix build with BR2_ENABLE_DEBUG=yes

Updated Thomas´ patch fix also fix the case when debug is enabled, otherwise this error occurs:

/bin/bash ../libtool  --tag=CC   --mode=compile /home/fli4l/br5/output/host/usr/bin/i586-buildroot-linux-uclibc-gcc
 -DHAVE_CONFIG_H -I. -I..   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -fPIC
 -I/home/fli4l/br5/output/host/usr/i586-buildroot-linux-uclibc/sysroot/usr/include -D_LARGEFILE_SOURCE
 -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -pipe s -g2 -O0 -g -Wall -W -c -o hidparser.lo hidparser.c
libtool: compile:  /home/fli4l/br5/output/host/usr/bin/i586-buildroot-linux-uclibc-gcc -DHAVE_CONFIG_H -I.
 -I.. -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -fPIC
 -I/home/fli4l/br5/output/host/usr/i586-buildroot-linux-uclibc/sysroot/usr/include
 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -pipe s -g2 -O0
 -g -Wall -W -c hidparser.c  -fPIC -DPIC -o .libs/hidparser.o

i586-buildroot-linux-uclibc-gcc: error: s: No such file or directory

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>