fix tox compatibility

Author: benzekrimaha

docs/tox.ini

@@ -19,12 +19,11 @@ description = Render documentation
 skip_install = true
 deps =
 #     {[testenv]deps}
-    setuptools>=61
-    setuptools_scm>=8.2.0
-    -r{toxinidir}/docsource/requirements.txt
 commands =
+    pip install --upgrade pip
     pip install --upgrade setuptools>=61
     make -C docsource {posargs:html}
+    -r{toxinidir}/docsource/requirements.txt
 setenv =
     O=-j4 -n -W
     SPHINXOPTS=-j4 -n -W