Add timeout to get_logs() rsync command

Change-Id: I70ca07ff468703402e3070002e7ff76472efc473
diff --git a/tcp_tests/managers/underlay_ssh_manager.py b/tcp_tests/managers/underlay_ssh_manager.py
index 55ccbbe..fce80cc 100644
--- a/tcp_tests/managers/underlay_ssh_manager.py
+++ b/tcp_tests/managers/underlay_ssh_manager.py
@@ -494,7 +494,8 @@
                          .format(node['node_name']))
                 master.check_call("rsync -aruv {0}:/root/*.tar.gz "
                                   "/root/dump/".format(node['node_name']),
-                                  raise_on_err=False)
+                                  raise_on_err=False,
+                                  timeout=120)
 
             destination_name = '/root/{0}_dump.tar.gz'.format(artifact_name)
             # Archive the artifacts from all nodes