Update actions/checkout digest to 1d96c77

Author: renovate[bot]

.github/workflows/linter.yaml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+        uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f # v4
         with:
           fetch-depth: 0
 

.github/workflows/mkdocs-build.yaml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout Code
-        uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac # v4
+        uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f # v4
         with:
           fetch-depth: 0