perf ftrace profile: Add -s/--sort option

perf ftrace profile: Add -s/--sort option

The -s/--sort option is to sort the output by given column.

  $ sudo perf ftrace profile -s max sync | head
  # Total (us)   Avg (us)   Max (us)      Count   Function
      6301.811   6301.811   6301.811          1   __do_sys_sync
      6301.328   6301.328   6301.328          1   ksys_sync
      5320.300   1773.433   2858.819          3   iterate_supers
      2755.875     17.012   2610.633        162   sync_fs_one_sb
      2728.351    682.088   2610.413          4   ext4_sync_fs [ext4]
      2603.654   2603.654   2603.654          1   jbd2_log_wait_commit [jbd2]
      4750.615    593.827   2597.427          8   schedule
      2164.986     26.728   2115.673         81   sync_inodes_one_sb
      2143.842     26.467   2115.438         81   sync_inodes_sb

Reviewed-by: Ian Rogers <irogers@google.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Changbin Du <changbin.du@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Link: https://lore.kernel.org/lkml/20240729004127.238611-5-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>