chore(deps): update actions/checkout action to v4.2.1

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/gradle-wrapper-validation.yml

@@ -25,5 +25,5 @@ jobs:
         name: "Validation"
         runs-on: ubuntu-latest
         steps:
-            - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+            - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
             - uses: gradle/wrapper-validation-action@f9c9c575b8b21b6485636a91ffecd10e558c62f6 # v3.5.0

.github/workflows/reuse.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
 
       - name: REUSE Compliance Check
         uses: fsfe/reuse-action@3ae3c6bdf1257ab19397fab11fd3312144692083 # v4.0.0