Update actions/checkout digest to 08eba0b

Author: renovate[bot]

.github/workflows/main.yml

@@ -11,7 +11,7 @@ jobs:
     steps:
       # Check out the repository
       - name: Checkout code
-        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+        uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
 
       # Set up Docker
       - name: Set up Docker Build