[Chapel Merge] Fix an overlooked case where we failed to update '

Branch: refs/heads/main
Revision: ae9d204
Author: bradcray
Link: Fix an overlooked case where we failed to update 'master' to 'main' by bradcray · Pull Request #20066 · chapel-lang/chapel · GitHub
Log Message:

Merge pull request #20066 from bradcray/docs-master-main

Fix an overlooked case where we failed to update 'master' to 'main'

[trivial, not reviewed]

The effect of this was that when clicking on the link to view the rst for
a file, you'd be taken to a URL that relied on the master/ path to
documentation.

Modified Files:
M doc/Makefile

Compare: https://github.com/chapel-lang/chapel/compare/b83226893518...ae9d20468107