CI: adding python 3.11 testing to CI

Author: bsipocz

.github/workflows/notebooks.yml

@@ -25,7 +25,10 @@ jobs:
             toxenv: py39-test
 
           - python-version: '3.10'
-            toxenv: py310-test-devdeps
+            toxenv: py310-test
+
+          - python-version: '3.11'
+            toxenv: py311-test-devdeps
 
     steps:
     - uses: actions/checkout@v3

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 envlist =
-    py{38,39,310}-test{,-oldestdeps,-devdeps,-predeps}{,-buildhtml}
+    py{38,39,310,311}-test{,-oldestdeps,-devdeps,-predeps}{,-buildhtml}
 requires =
     pip >= 19.3.1