perf ctype: Remove now unused 'spaces' variable

We can left justify just fine using the 'field width' modifier in %s
printf, ditch this variable.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-2td8u86mia7143lbr5ttl0kf@git.kernel.orgSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/ctype.c

@@ -35,10 +35,6 @@ const char *graph_dotted_line =
 	"---------------------------------------------------------------------"
 	"---------------------------------------------------------------------"
 	"---------------------------------------------------------------------";
-const char *spaces =
-	"                                                                     "
-	"                                                                     "
-	"                                                                     ";
 const char *dots =
 	"....................................................................."
 	"....................................................................."

tools/perf/util/sane_ctype.h

@@ -3,7 +3,6 @@
 #define _PERF_SANE_CTYPE_H
 
 extern const char *graph_dotted_line;
-extern const char *spaces;
 extern const char *dots;
 
 /* Sane ctype - no locale, and works with signed chars */