gha build.yaml: update to actions/setup-java@v5

Author: msgilligan

.github/workflows/build.yml

@@ -24,7 +24,7 @@ jobs:
     - name: Git checkout
       uses: actions/checkout@v6
     - name: Set up Java
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         distribution: ${{ matrix.distribution }}
         java-version: ${{ matrix.java }}