Hide ssh_proxy_jump_password from debug log

... because it's a credential.

Trivial-Fix

Change-Id: I473f2906d0e124379e4fc263a15e9a15492d5428
diff --git a/neutron_tempest_plugin/config.py b/neutron_tempest_plugin/config.py
index 38d6ac6..3d052b3 100644
--- a/neutron_tempest_plugin/config.py
+++ b/neutron_tempest_plugin/config.py
@@ -100,6 +100,7 @@
                help='User name used to connect to "ssh_proxy_jump_host".'),
     cfg.StrOpt('ssh_proxy_jump_password',
                default=None,
+               secret=True,
                help='Password used to connect to "ssh_proxy_jump_host".'),
     cfg.StrOpt('ssh_proxy_jump_keyfile',
                default=None,