graalvm.yml: adapt to new GraalVM versioning

As of June 13, 2023, GraalVM versioning has changed and now matches
the versioning system of the JDK.

The latest release of GraalVM for JDK 17 is now 17.0.7.

.github/workflows/graalvm.yml

@@ -9,19 +9,19 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macOS-latest]
-        java: [ '17' ]
-        graalvm: [ '22.3.1' ]
+        java-version: [ '17' ]
+        distribution: [ 'graalvm-community' ]
         gradle: ['7.6.1']
       fail-fast: false
-    name: ${{ matrix.os }} JDK ${{ matrix.graalvm }}.${{ matrix.java }}
+    name: ${{ matrix.os }} JDK ${{ matrix.java-version }}.${{ matrix.distribution }}
     steps:
       - name: Git checkout
         uses: actions/checkout@v1
       - name: Set up GraalVM
         uses: graalvm/setup-graalvm@v1
         with:
-          version: ${{ matrix.graalvm }}
-          java-version: ${{ matrix.java }}
+          java-version: ${{ matrix.java-version }}
+          distribution: ${{ matrix.distribution }}
           components: 'native-image'
           github-token: ${{ secrets.GITHUB_TOKEN }}
       - name: Build with Gradle