Merge pull request #796 from douglasjacobsen/fix-env-var-groups

Fix invalid reference when creating env-vars with workload groups

lib/ramble/ramble/language/application_language.py

@@ -297,7 +297,7 @@ def _execute_environment_variable(app):
             if workload_group not in app.workload_group_env_vars:
                 app.workload_group_env_vars[workload_group] = []
 
-            app.workload_group_vars[workload_group].append(workload_env_var.copy())
+            app.workload_group_env_vars[workload_group].append(workload_env_var.copy())
 
             for wl_name in workload_group_list:
                 app.workloads[wl_name].add_environment_variable(workload_env_var.copy())