Attribute Sadiq as he helped proof-read and prodded flamegraph section

Author: ctk21

profiling_notes.md

@@ -1,5 +1,6 @@
 # Profiling OCaml code
-_Tom Kelly ([ctk21@cl.cam.ac.uk](mailto:ctk21@cl.cam.ac.uk))_
+_Tom Kelly ([ctk21@cl.cam.ac.uk](mailto:ctk21@cl.cam.ac.uk))_,
+_Sadiq Jaffer_
 
 There are many ways of profiling OCaml code. Here we describe several we have used that should help you get up and going.