updated actions

Author: jblom

.github/workflows/test-all-branches.yml

@@ -18,11 +18,11 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Install Python
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v5
       with:
-        python-version: "3.10"
+        python-version: "3.11"
     - name: "Install poetry"
       run: "pip install --user poetry"
     - name: "Install this workflow"