chore(deps): bump starlette from 1.0.1 to 1.3.1 in /stac_api/runtime - #627

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683, amannn/action-semantic-pull-request@0723387faaf9b38adef4775cd42cfd5155ed6017. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/