chore(deps): update actions/setup-python action to v6 (#899)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/w3c_interop.yml

@@ -39,7 +39,7 @@ jobs:
         repository: 'w3c/trace-context'
         path: 'trace-context'
     - name: Setup python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: 3.13
         architecture: x64