Bump actions/setup-python from 5 to 6 (#180)

Author: dependabot[bot]

.github/workflows/copilot-setup-steps.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           persist-credentials: false
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.12"
       - name: Install Python build dependencies

.github/workflows/lint.yml

@@ -45,7 +45,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.12"
       - name: Install onnx-ir

.github/workflows/main.yml

@@ -48,7 +48,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Setup Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install nox
@@ -77,7 +77,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.12"
           cache: pip
@@ -105,7 +105,7 @@ jobs:
         with:
           persist-credentials: false
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.12"
       - name: Install Python build dependencies

.github/workflows/pages.yml

@@ -29,7 +29,7 @@ jobs:
       - name: Setup Pages
         uses: actions/configure-pages@v5
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.10"
       - uses: actions/checkout@v5