[Chapel Merge] Remove reference to deleted file from adding-a-com

Branch: refs/heads/main
Revision: d8262be
Author: gbtitus
Link: Remove reference to deleted file from adding-a-comm-layer.rst by cassella · Pull Request #19512 · chapel-lang/chapel · GitHub
Log Message:

Merge pull request #19512 from cassella/removing-dead-ref-from-adding-a-comm-layer

Remove reference to deleted file from adding-a-comm-layer.rst

(Contributed by @cassella, reviewed by @gbtitus.)

Modified Files:
M doc/rst/developer/implementation/adding-a-comm-layer.rst

Compare: https://github.com/chapel-lang/chapel/compare/d2525bf7bb8d...d8262be7a132