kernelshark: Show the tail function in function graphs
kernelshark: Show the tail function in function graphs

The '}' on SMP is pretty confusing for function graphs in the GUI.
Always show the function name at the tail.

Signed-off-by: Steven Rostedt <43232e92d70cc7aa53504ad0397085ee47bad87f@goodmis.org>

bigzz/trace-cmd,bigzz/trace-cmd