Merge pull request #20 from plumed/dependabot/github_actions/actions/setup-python-6

ci: bump actions/setup-python from 5 to 6

Author: gtribello

.github/workflows/main.yml

@@ -106,7 +106,7 @@ jobs:
         plumed info --root
         cat $(plumed info --root)/json/syntax.json | jq '.["ENDPLUMED"]'
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python-version }}
         cache: 'pip'

.github/workflows/release.yml

@@ -10,7 +10,7 @@ jobs:
     steps:
     - uses: actions/checkout@v5
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: "3.x"
     - name: Install pypa/build