Remove usage of 'hp-timing.h' header file which is for platforms with high

performance timers. If you want them included in the NPTL build, copy the
header from glibc into the 'libc/sysdeps/linux/<ARCH>' of your choice and
have fun.

libpthread/nptl/descr.h

@@ -25,7 +25,6 @@
 #include <setjmp.h>
 #include <stdbool.h>
 #include <sys/types.h>
-#include <hp-timing.h>
 #include <list.h>
 #include <lowlevellock.h>
 #include <pthreaddef.h>

libpthread/nptl/pthread_create.c

@@ -22,7 +22,6 @@
 #include <stdlib.h>
 #include <string.h>
 #include "pthreadP.h"
-#include <hp-timing.h>
 #include <ldsodefs.h>
 #include <atomic.h>
 #include <libc-internal.h>