ci: upgrade workflows

.github/workflows/examples.yml

@@ -6,20 +6,20 @@ name: examples
 on:
   push:
     paths:
-      - 'examples/**.py'
+      - "examples/**.py"
 jobs:
   cpu:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
-    - name: Set up Python 3.10
-      uses: actions/setup-python@v2
-      with:
-        python-version: "3.10"
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install .[all]
-    - name: Run examples
-      run: |
-        ./tests/test_examples.sh examples/
+      - uses: actions/checkout@v3
+      - name: Set up Python 3.11
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.11"
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install .[all]
+      - name: Run examples
+        run: |
+          ./tests/test_examples.sh examples/