docs: Fix an erroneous reference to sphinx.rst

Just give the name of the file and let the automarkup stuff do its thing.

Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Jonathan Corbet 2026-02-23 14:29:30 -07:00
commit c99fcb5850
2 changed files with 2 additions and 2 deletions