Issue#115 Logging issues and doc changes for notification url

[lokanalla]

Pull Request Review

Checklist

• Issue : [Snyk] Fix for 2 vulnerabilities sol003-lifecycle-driver#115
• List of related PRs : N.A.
• Project builds without any errors Yes
• Unit Tests : All passed
• Ran manual functional “smoke” test (does product as a whole still work?) Yes
• User Story meets the acceptance criteria and passes Yes
• Description of the changes: Added Logging for Notifications, fixed issues in protocol metadata, added code for logging error cases and updated docs for notification url.