chore(deps): update actions/setup-python action to v5.5.0 (#2470)

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

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -27,7 +27,7 @@ jobs:
         with:
           version: v3.17.2 # renovate: datasource=github-releases depName=helm packageName=helm/helm
 
-      - uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # v5.4.0
+      - uses: actions/setup-python@8d9ed9ac5c53483de85588cdf95a591a75ab9f55 # v5.5.0
         with:
           python-version-file: .python-version