Update build.yml

Author: BFergerson

.github/workflows/build.yml

@@ -22,7 +22,7 @@ jobs:
       - uses: ayltai/setup-graalvm@v1
         with:
           java-version: 11
-          graalvm-version: 21.1.0
+          graalvm-version: 21.3.0
           native-image: true
 
       - name: Build native spp-cli