_log_console_output missing space

The Ic2bab4d20ddc1e35e8683d28fd456ce619c0390d added a debug message
with missing space between words.

"lookingfor" --> "looking for"

Change-Id: I7795204afe1c73b687bc8103548eebab06cd6c77
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 2c4be97..48ed89c 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -408,7 +408,7 @@
                 LOG.debug('Console output for %s\nbody=\n%s',
                           server['id'], console_output)
             except lib_exc.NotFound:
-                LOG.debug("Server %s disappeared(deleted) while looking"
+                LOG.debug("Server %s disappeared(deleted) while looking "
                           "for the console log", server['id'])
 
     def _log_net_info(self, exc):