Revert CI to Java 17 for archetype integration tests

Author: Ben Asmussen

.github/workflows/ci.yml

@@ -13,10 +13,10 @@ jobs:
     steps:
     - uses: actions/checkout@v4
 
-    - name: Set up JDK 25
+    - name: Set up JDK 17
       uses: actions/setup-java@v4
       with:
-        java-version: 25
+        java-version: 17
         distribution: 'temurin'
         cache: maven