Add timeout for archiving logs on the nodes

<salt '*' ...> may stuck for a long time in case of
networking problems

Change-Id: I3823c42786bc40068decc6e2ce35e50eeb7fc954
diff --git a/tcp_tests/managers/underlay_ssh_manager.py b/tcp_tests/managers/underlay_ssh_manager.py
index 495e51d..ee23654 100644
--- a/tcp_tests/managers/underlay_ssh_manager.py
+++ b/tcp_tests/managers/underlay_ssh_manager.py
@@ -490,7 +490,8 @@
             # dump files
             LOG.info("Archive artifacts on all nodes")
             master.check_call('salt "*" cmd.run "{0}"'.format(dump_commands),
-                              raise_on_err=False)
+                              raise_on_err=False,
+                              timeout=600)
 
             # create target dir for archives
             master.check_call("mkdir /root/dump/")