🧪 TESTS: Ensure myst-docutils does not install sphinx

[chrisjsewell]

No description provided.

[codecov]

Codecov Report

Merging #473 (e33db4e) into master (b8f3b1a) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #473   +/-   ##
=======================================
  Coverage   90.30%   90.30%           
=======================================
  Files          16       16           
  Lines        1990     1990           
=======================================
  Hits         1797     1797           
  Misses        193      193           

Flag	Coverage Δ
pytests	90.30% <ø> (ø)

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