Update Python version for Github actions

Change-Id: I966bb752dbc9c30e5b3ba30581efa9be2b062672

Author: Fredrik Fristedt

.github/workflows/main.yml

@@ -10,7 +10,7 @@ on: [push, pull_request]
 jobs:
   run-tox:
     # The type of runner that the job will run on
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
@@ -20,7 +20,7 @@ jobs:
       - name: Setup python
         uses: actions/setup-python@v2
         with:
-          python-version: 3.6.15
+          python-version: 3.11.5
       - name: Install Tox
         run: pip install tox
       - name: Upgrade setuptools