perf tools: Remove regex.h and fnmatch.h from util.h

The users of regex and fnmatch functions should include those headers
instead.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-ixzm5kuamsq1ixbkuv6kmwzj@git.kernel.orgSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/builtin-report.c

@@ -41,6 +41,7 @@
 #include <dlfcn.h>
 #include <errno.h>
 #include <inttypes.h>
+#include <regex.h>
 #include <linux/bitmap.h>
 #include <linux/stringify.h>
 

tools/perf/util/machine.c

 #include <dirent.h>
 #include <errno.h>
 #include <inttypes.h>
+#include <regex.h>
 #include "callchain.h"
 #include "debug.h"
 #include "event.h"

tools/perf/util/sort.c

 #include <errno.h>
 #include <inttypes.h>
+#include <regex.h>
 #include <sys/mman.h>
 #include "sort.h"
 #include "hist.h"

tools/perf/util/sort.h

@@ -2,7 +2,7 @@
 #define __PERF_SORT_H
 #include "../builtin.h"
 
-#include "util.h"
+#include <regex.h>
 
 #include "color.h"
 #include <linux/list.h>

tools/perf/util/util.h

@@ -23,9 +23,7 @@
 #include <sys/time.h>
 #include <time.h>
 #include <signal.h>
-#include <fnmatch.h>
 #include <assert.h>
-#include <regex.h>
 #include <utime.h>
 #include <sys/wait.h>
 #include <poll.h>