Fixed small typo from the merge conflict in the route53 module

cloud/route53

@@ -139,7 +139,7 @@ def main():
             type            = dict(choices=['A', 'CNAME', 'MX', 'AAAA', 'TXT', 'PTR', 'SRV', 'SPF', 'NS'], required=True),
             value           = dict(required=False), 
             aws_secret_key  = dict(aliases=['ec2_secret_key', 'secret_key'], no_log=True, required=False),
-            aws_access_key  = dict(aliases=['ec2_access_key', 'access_key'], required=False)
+            aws_access_key  = dict(aliases=['ec2_access_key', 'access_key'], required=False),
             overwrite       = dict(required=False, choices=BOOLEANS, type='bool')
         )
     )