chore(CI): Specify Java version for BoxLang tests

Author: elpete

.github/workflows/tests.yml

@@ -32,10 +32,11 @@ jobs:
 
       - name: Start server
         run: |
-          box server start cfengine=${{ matrix.cfengine }} --noSaveSettings
           if [[ "${{ matrix.cfengine }}" == *"boxlang"* ]] ; then
             box run-script bx-modules:install
             box server restart
+          else
+            box server start cfengine=${{ matrix.cfengine }} javaVersion=openjdk21 --noSaveSettings
           fi
 
       - name: Run TestBox Tests

server-boxlang@be.json

@@ -8,6 +8,10 @@
             "port":"8500"
         }
     },
+    "JVM": {
+        "heapSize": "1024",
+        "javaVersion": "openjdk21_jre"
+    },
     "scripts": {
         "onServerInitialInstall": "install bx-compat-cfml,bx-esapi"
     }