Fix typo in 'floating ip associate' command and doc

Assocaite -> Associate

Trivialfix

Change-Id: I432e35ddcd80ef77c865bee9a54ac2777f5b6386

Author: Brian Haley

doc/source/cli/command-objects/floating-ip.rst

@@ -166,7 +166,7 @@ Set floating IP properties
 
 .. option:: --port <port>
 
-    Assocaite the floating IP with port (name or ID)
+    Associate the floating IP with port (name or ID)
 
 .. option:: --fixed-ip-address <ip-address>
 

openstackclient/network/v2/floating_ip.py

@@ -412,7 +412,7 @@ def get_parser(self, prog_name):
             '--port',
             metavar='<port>',
             required=True,
-            help=_("Assocaite the floating IP with port (name or ID)")),
+            help=_("Associate the floating IP with port (name or ID)")),
         parser.add_argument(
             '--fixed-ip-address',
             metavar='<ip-address>',