Update documentation for NCMP inventory openAPI

- added JIRA (CPS-1136) to release notes
- updated RTD copies of open api documentation for both cps-rest and cps-ncmp-rest
   - files were updated by copying the generated sources as outlined on https://wiki.onap.org/display/DW/CPS+Release+Process

Issue-ID: CPS-1136
Signed-off-by: emaclee <lee.anjella.macabuhay@est.tech>
Change-Id: I929e0e774d8a42ad943eaf8a6ccf4e8891da4b77
4 files changed