Merge pull request #3176 from travier/docs-dependabot-update

workflow/docs: Update to actions/checkout@v4 & dependabot: Update github-actions weekly

Author: ericcurtin

.github/dependabot.yml

@@ -5,3 +5,7 @@ updates:
     directory: "/"
     schedule:
       interval: "daily"
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.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"