Bump actions/checkout from 4.1.5 to 4.1.6 (#173)

Author: dependabot[bot]

.github/workflows/docs.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - name: Set up JDK
         uses: actions/setup-java@99b8673ff64fbf99d8d325f52d9a5bdedb8483e9
         with:

.github/workflows/test.yml

@@ -13,7 +13,7 @@ jobs:
     name: Unit tests
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+      - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - name: Set up JDK
         uses: actions/setup-java@99b8673ff64fbf99d8d325f52d9a5bdedb8483e9
         with:
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout code
-        uses: actions/checkout@44c2b7a8a4ea60a981eaca3cf939b5f4305c123b
+        uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@d70bba72b1f3fd22344832f00baa16ece964efeb