Bump build to use java 25

Author: rbygrave

.github/workflows/build.yml

@@ -17,7 +17,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        java_version: [21]
+        java_version: [25]
         os: [ubuntu-latest]
 
     steps:

.github/workflows/native-build.yml

@@ -13,7 +13,7 @@ jobs:
 
       - uses: graalvm/setup-graalvm@v1
         with:
-          java-version: '24'
+          java-version: '25'
           distribution: 'graalvm'
           cache: 'maven'
           github-token: ${{ secrets.GITHUB_TOKEN }}