Trivial: Fix incorrect comments in compute fakes.py

Change-Id: I18b1720af13b444527dda1ecab52e3cc8d8d9376

Author: Tang Chen

openstackclient/tests/compute/v2/fakes.py

@@ -636,14 +636,14 @@ def create_one_keypair(attrs=None, no_pri=False):
 
     @staticmethod
     def create_keypairs(attrs=None, count=2):
-        """Create multiple fake flavors.
+        """Create multiple fake keypairs.
 
         :param Dictionary attrs:
             A dictionary with all attributes
         :param int count:
-            The number of flavors to fake
+            The number of keypairs to fake
         :return:
-            A list of FakeFlavorResource objects faking the flavors
+            A list of FakeResource objects faking the keypairs
         """
 
         keypairs = []