Update prototype_source/flight_recorder_tutorial.rst

Co-authored-by: Svetlana Karslioglu <[email protected]>

Author: c-p-i-o

prototype_source/flight_recorder_tutorial.rst

@@ -205,7 +205,7 @@ Caveat: tabulate module is needed, so you might need pip install it first.
 An End-to-End Example
 ---------------
 To demonstrate the use of Flight Recorder, we will use a small program where we induce mismatched collectives.
-`rank0` is programmed to do an additional collective.
+In this example, ``rank0`` is programmed to do an additional collective.
 We write out Flight Recorder dump files to the `/tmp`` directory.
 For the purpose of this example, we named the small program `crash.py`.