gce: Fix typo in docstring
@@ -8431,7 +8431,7 @@ class GCENodeDriver(NodeDriver):
"""
Return a Firewall object from the JSON-response dictionary.
- :param firewall: The dictionary deFscribing the firewall.
+ :param firewall: The dictionary describing the firewall.
:type firewall: ``dict``
:return: Firewall object
