Increasing default timeout for live view tests from 20 sec to 120 sec

to account for slowdowns.

tests/queries/0_stateless/helpers/client.py

@@ -19,7 +19,7 @@ class client(object):
         self.client.command = command
         self.client.eol('\r')
         self.client.logger(log, prefix=name)
-        self.client.timeout(20)
+        self.client.timeout(120)
         self.client.expect('[#\$] ', timeout=60)
         self.client.send(command)