chore(deps): bump actions/setup-python

Bumps the minor-and-patch group with 1 update in the / directory: [actions/setup-python](https://github.com/actions/setup-python).


Updates `actions/setup-python` from 6 to 6.3.0
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v6...v6.3.0)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: 6.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor-and-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/update-septic-docs-pr.yml

@@ -13,7 +13,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Setup Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v6.3.0
         with:
           python-version: "3.11"