chore(deps): update actions/checkout action to v5 (#3426)

Signed-off-by: argoproj-renovate[bot] <161757507+argoproj-renovate[bot]@users.noreply.github.com>
Co-authored-by: argoproj-renovate[bot] <161757507+argoproj-renovate[bot]@users.noreply.github.com>

Author: argoproj-renovate[bot]

.github/workflows/renovate.yaml

@@ -23,7 +23,7 @@ jobs:
           private-key: ${{ secrets.RENOVATE_APP_PRIVATE_KEY }}
 
       - name: Checkout
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
 
       - name: Self-hosted Renovate
         uses: renovatebot/github-action@85b17ebd5abf43d1c34c01bd4c8dbb8d45bbc2c7 # v43.0.7