build.xml: Use graalvm-community (instead of graalvm)

Author: msgilligan

.github/workflows/build.yml

@@ -59,7 +59,7 @@ jobs:
       matrix:
         os: [ubuntu-24.04, ubuntu-24.04-arm, macOS-15]
         java: [ '25' ]
-        distribution: [ 'graalvm' ]
+        distribution: [ 'graalvm-community' ]
       fail-fast: false
     name: ${{ matrix.os }} ${{ matrix.java }} (via setup-graalvm)
     steps: