[requires.io] dependency update

Author: requires

tox.ini

@@ -18,7 +18,7 @@ commands = flake8 --max-complexity 10 h2 test
 
 [testenv:docs]
 basepython=python3.8
-deps = sphinx==2.4.0
+deps = sphinx==2.4.4
 changedir = {toxinidir}/docs
 whitelist_externals = rm
 commands =
@@ -34,8 +34,8 @@ commands =
 [testenv:packaging]
 basepython=python3.8
 deps =
-    check-manifest==0.40
-    readme-renderer==24.0
+    check-manifest==0.41
+    readme-renderer==25.0
 commands =
     check-manifest
     python setup.py check --metadata --restructuredtext --strict