[doc] Use Sphinx 7.2.2 for documentation

Change-Id: I47ddefc05f1fb9d160f12739008cd01068c28329
---
M docs/conf.py
M docs/requirements.txt
M tox.ini
3 files changed, 16 insertions(+), 7 deletions(-)

diff --git a/docs/conf.py b/docs/conf.py
index f8edf4d..86f64aa 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -43,7 +43,7 @@
 
 # If your documentation needs a minimal Sphinx version, state it here.
 #
-needs_sphinx = '7.1.0'
+needs_sphinx = '7.2.2'
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
diff --git a/docs/requirements.txt b/docs/requirements.txt
index 593130e..d6cd828 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,6 +1,6 @@
 # This is a PIP requirements file for building Sphinx documentation of pywikibot
 # requirements.txt is also needed
-sphinx >= 7.1.0
+sphinx >= 7.2.2
 rstcheck >=6.1.2
-sphinxext-opengraph >= 0.8.1
-furo >= 2023.7.26
+sphinxext-opengraph >= 0.8.2
+furo >= 2023.8.17
diff --git a/tox.ini b/tox.ini
index 21cbd8f..9b2d999 100644
--- a/tox.ini
+++ b/tox.ini
@@ -83,7 +83,7 @@
 commands = {posargs}
 
 [testenv:doc]
-basepython = python3.8
+basepython = python3.9
 commands =
     sphinx-build -M html ./docs ./docs/_build -j auto
 deps =
@@ -91,7 +91,7 @@
     -rdocs/requirements.txt
 
 [testenv:rstcheck]
-basepython = python3.8
+basepython = python3.9
 commands =
     rstcheck --version
     rstcheck -r --report-level WARNING --ignore-roles api,phab .
@@ -100,7 +100,7 @@
     -rdocs/requirements.txt
 
 [testenv:sphinx]
-basepython = python3.8
+basepython = python3.9
 commands =
     sphinx-build -M html ./docs ./docs/_build -j auto -D html_theme=nature
 deps =

