docs: downgrade sphinx~=5.3

docs/source/conf.py

@@ -9,7 +9,7 @@
 import os
 import re
 import sys
-from typing import Optional
+from typing import List, Optional
 
 import lightning_utilities
 import pt_lightning_sphinx_theme
@@ -73,7 +73,7 @@ def _convert_markdown(path_in: str, path_out: str, path_root: str) -> None:
 
 # If your documentation needs a minimal Sphinx version, state it here.
 
-needs_sphinx = "6.2"
+needs_sphinx = "5.3"
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
@@ -270,7 +270,7 @@ def setup(app):
 
 # Ignoring Third-party packages
 # https://stackoverflow.com/questions/15889621/sphinx-how-to-exclude-imports-in-automodule
-def _package_list_from_file(file: str) -> list[str]:
+def _package_list_from_file(file: str) -> List[str]:
     list_pkgs = []
     with open(file) as fp:
         lines = fp.readlines()

requirements/_docs.txt

@@ -1,5 +1,5 @@
-sphinx >=6.0,<7.0
-myst-parser >=2.0.0, <3.0.0
+sphinx >=5.0,<6.0
+myst-parser >=1.0.0, <2.0.0
 nbsphinx >=0.8.5
 ipython[notebook]
 pandoc >=1.0
@@ -14,5 +14,3 @@ sphinx-autodoc-typehints >=1.0
 sphinx-paramlinks >=0.5.1
 sphinx-togglebutton >=0.2
 sphinx-copybutton >=0.3
-
-numpy # for validation of custom/local version adjustemnt