Update GitHub Actions to checkout v5 and setup-python v6

Author: anatolyzenkov

.github/workflows/ci-python.yml

@@ -31,10 +31,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.11"
           cache: "pip"

.github/workflows/release-macos.yml

@@ -16,10 +16,10 @@ jobs:
       IOGRAPH_VERSION: ${{ github.ref_name }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.11"
           cache: "pip"

.github/workflows/release-windows.yml

@@ -16,10 +16,10 @@ jobs:
       IOGRAPH_VERSION: ${{ github.ref_name }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: "3.11"
           cache: "pip"