Making ClassLoaderHandle public (#198)

Co-authored-by: Sundaram Ananthanarayanan <[email protected]>

Author: sundargates

mantis-server/mantis-server-worker/src/main/java/io/mantisrx/server/worker/ClassLoaderHandle.java

@@ -26,7 +26,7 @@
 /**
  * Handle to retrieve a user code class loader for the associated job.
  */
-interface ClassLoaderHandle extends Closeable {
+public interface ClassLoaderHandle extends Closeable {
 
     /**
      * Gets or resolves the user code class loader for the associated job.