Remove docutils pin

docs/requirements.txt

@@ -1,3 +1,2 @@
-docutils==0.17
 myst_parser==0.17.0
 sphinx-wagtail-theme==5.0.4

setup.py

@@ -66,8 +66,6 @@ testing_extras = [
     "jinjalint>=0.5",
     # For template indenting
     "djhtml==1.4.13",
-    # Pipenv hack to fix broken dependency causing CircleCI failures
-    "docutils==0.15",
     # for validating string formats in .po translation files
     "polib>=1.1,<2.0",
 ]