tests/test_promise: use a larger timeout to prevent false positives

When test machine is busy it happens that running a simple promise takes more
than one second and this cause some test to error with "Promise timed out after
1 seconds" in cases where the promise is not supposed to have a timeout, it's
just that sometimes it takes more than the default timeout of 1 second.

slapos/tests/test_promise.py

@@ -71,7 +71,7 @@ class TestSlapOSPromiseMixin(unittest.TestCase):
     if sys.path[0] == self.plugin_dir:
       del sys.path[0]
 
-  def configureLauncher(self, save_method=None, timeout=1, master_url="", debug=False,
+  def configureLauncher(self, save_method=None, timeout=5, master_url="", debug=False,
       run_list=[], uid=None, gid=None, enable_anomaly=False, force=False,
       logdir=True, dry_run=False):
     parameter_dict = {