Update ec2.py remove state tag
Update ec2.py remove state tag

 'exact_count' and 'state' are mutually exclusive options they should not be in the following examples:
- # Enforce that 5 running instances named "database" with a "dbtype" of "postgres" example and
- # Enforce that 5 instances with a tag "foo" are running

thaim/ansible,thaim/ansible