Update actions/checkout digest to 1d96c77

Author: renovate[bot]

.github/workflows/build.yml

@@ -24,7 +24,7 @@ jobs:
             container_tag: centos-stream9
     steps:
       - name: Checkout repo
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f # v4
 
       - name: Fill in the AWS template
         run: |