Updates IP-registry to include the license of the psutil library

IPRREGISTRY.md

@@ -20,6 +20,7 @@ The CLMC depends on 3rd party open source software distributed using approved op
 | tosca-parser | APACHE LICENSE v2 | https://github.com/openstack/tosca-parser/blob/master/LICENSE |
 | schema | MIT LICENSE | https://github.com/keleshev/schema/blob/master/LICENSE-MIT |	
 | requests | APACHE LICENSE v2 | https://github.com/requests/requests/blob/master/LICENSE |
+| psutil | BSD LICENSE | https://github.com/giampaolo/psutil/blob/master/LICENSE |
 | pytest | MIT LICENSE | https://github.com/pytest-dev/pytest/blob/master/LICENSE |	
 | pytest-cov | MIT LICENSE | https://github.com/pytest-dev/pytest-cov/blob/master/LICENSE |