Bump actions/setup-python from 5 to 6 (#1192)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5 to 6.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v5...v6)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Matous Jobanek <mjobanek@redhat.com>

Author: dependabot[bot]

.github/workflows/publish-operators-for-e2e-tests.yml

@@ -65,7 +65,7 @@ jobs:
         restore-keys: |
           ${{ runner.os }}-go-
 
-    - uses: actions/setup-python@v5
+    - uses: actions/setup-python@v6
       with:
         python-version: '3.x'
 

.github/workflows/publish-sandbox-ui-for-ui-e2e-tests.yml

@@ -63,7 +63,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-go-
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.x"