slurmctld/nonstop fix plugin memory leak

Plug memory leak associated with successful replacement of failing node.

src/plugins/slurmctld/nonstop/do_work.c

@@ -1351,7 +1351,7 @@ extern char *replace_node(char *cmd_ptr, uid_t cmd_uid,
 	xfree(job_alloc_req.features);
 	xfree(job_alloc_req.gres);
 	xfree(job_alloc_req.name);
-	xfree(job_alloc_req.network);
+	xfree(job_alloc_req.network);On 
 	xfree(job_alloc_req.partition);
 	xfree(job_alloc_req.qos);
 	xfree(job_alloc_req.wckey);
@@ -1461,6 +1461,7 @@ merge:
 			     "from job %u: %s",
 			     node_name, job_id, slurm_strerror(rc));
 		}
+		xfree(job_alloc_req.req_nodes);
 	}
 
 	/* Work complete */