Merge pull request #601 from oasisprotocol/dependabot/github_actions/actions/setup-python-6

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

Author: ptrus

.github/workflows/ci-lint.yml

@@ -31,7 +31,7 @@ jobs:
           # Fetch all history so gitlint can check the relevant commits.
           fetch-depth: '0'
       - name: Set up Python 3
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.x'
       - name: Set up Node.js 20