build: ci: upgrade setup-xxx action

Author: jknack

.github/workflows/full-build.yml

@@ -22,7 +22,7 @@ jobs:
             java-version: 25
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Set up JDK ${{ matrix.java-version }}
         uses: actions/setup-java@v5
         with:
@@ -32,7 +32,7 @@ jobs:
 
       # 1. Set up Go (cross-platform)
       - name: Set up Go
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v6
         with:
           go-version: 'stable'
 

.github/workflows/maven-central.yml

@@ -10,9 +10,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Set up JDK 21
-        uses: actions/setup-java@v4
+        uses: actions/setup-java@v5
         with:
           java-version: 21
           distribution: 'temurin'

.github/workflows/reproducibility.yml

@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: main