workflow/docs: Update to actions/checkout@v4

diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 328ea624fe27c6889e5a27528029cff7d3d8429f..6726ccff7529634109361c3961e7bce4bcf00a39 100644 (file)
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -19,7 +19,7 @@ jobs:
     container: registry.ci.openshift.org/coreos/fcos-buildroot:testing-devel
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: GH actions checkout post
         run: git config --global --add safe.directory "$GITHUB_WORKSPACE"