Rename per-operation Spark URL hyperlinked text (#119)

Author: virrrat

google/cloud/dataproc_spark_connect/session.py

@@ -596,7 +596,7 @@ def _display_operation_link(self, operation_id: str):
                 return
             html_element = f"""
               <div>
-                  <p><a href="{url}">Spark UI</a> (Operation: {operation_id})</p>
+                  <p><a href="{url}">Spark Job</a> (Operation: {operation_id})</p>
               </div>
               """
             display(HTML(html_element))