Update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/build.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Validate Gradle Wrapper
         uses: gradle/wrapper-validation-action@v3
       - name: Setup Java

.github/workflows/build_pr.yml

@@ -9,7 +9,7 @@ jobs:
         os: [ubuntu-latest, windows-latest, macos-latest]
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Validate Gradle Wrapper
         uses: gradle/wrapper-validation-action@v3
       - name: Setup Java