Address nits

Author: Bharat Kunwar

README.md

@@ -12,9 +12,9 @@ The OpenStack APIs should be accessible from the target host.  OpenStack
 Newton or later is required.  Client credentials should have been set
 in the environment, or using the `clouds.yaml` format.
 
-In terms of Python `pip` packages, the requirements are:
+In terms of Python packages, the requirements are:
 - ansible
-- jmespath (required by `json_query` filte)
+- jmespath (required by `json_query` filter)
 
 Role Variables
 --------------