Update actions/checkout to version v6 across all GitHub workflows

Author: hsz

.github/workflows/build.yml

@@ -53,7 +53,7 @@ jobs:
         run: ${{ matrix.script }}
 
       - name: Fetch Sources
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Java
         uses: actions/setup-java@v5
@@ -79,7 +79,7 @@ jobs:
     steps:
 
       - name: Fetch Sources
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Java
         uses: actions/setup-java@v5
@@ -134,7 +134,7 @@ jobs:
 
       # Check out the current repository
       - name: Fetch Sources
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       # Remove old release drafts by using the curl request for the available releases with a draft flag
       - name: Remove Old Release Drafts

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
 
       # Check out the current repository
       - name: Fetch Sources
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.event.release.tag_name }}
 

.github/workflows/reusable-codeInspection.yml

@@ -9,7 +9,7 @@ jobs:
     steps:
 
       - name: Fetch Sources
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0 # only report issues that appeared in a PR
 

.github/workflows/reusable-gradleValidation.yml

@@ -7,5 +7,5 @@ jobs:
     name: Gradle Wrapper Validation
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: gradle/actions/wrapper-validation@v5