Fix smoke tester test workflow to run with Java 25 (#15260)

* Fix smoke tester test workflow to run with Java 25 #15236.
* Adding unsupported indexes for 9.12.3 for the smoke tester.

Author: dweiss

.github/workflows/run-nightly-smoketester.yml

@@ -45,7 +45,7 @@ jobs:
           # This intentionally lists two versions, the last one is used as the system default (for running gradle).
           java-version: |
             ${{ matrix.java-version }}
-            24
+            25
 
       - name: Echo diagnostic paths and locations
         run: |

dev-tools/scripts/releaseWizard.py

@@ -1312,7 +1312,7 @@ def main():
 
   state.save()
 
-  # Smoketester requires JAVA11_HOME to point to Java11
+  # Smoketester requires JAVA_HOME to point to the minimum Java required to build the project.
   os.environ["JAVA_HOME"] = state.get_java_home()
   os.environ["JAVACMD"] = state.get_java_cmd()