Bump docutils from 0.21.1 to 0.21.2 (#63)

Bumps [docutils](https://docutils.sourceforge.io) from 0.21.1 to 0.21.2.

---
updated-dependencies:
- dependency-name: docutils
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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pyproject.toml

@@ -33,7 +33,7 @@ dependencies = [
 [project.optional-dependencies]
 dev = [
     "docutils==0.20.1; python_version < '3.9'",
-    "docutils==0.21.1; python_version >= '3.9'",
+    "docutils==0.21.2; python_version >= '3.9'",
     "mistune==3.0.2",
 
     "attribution==1.7.1",