feat(cti): map Nmap scan alerts to ATT&CK

[codewithMohak]

Summary

Motivation

Changes

Testing

• Unit tests
• Integration tests
• Manual testing
• Not applicable

Test commands

# Example:
# go test ./...

Test results
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Security Impact

Does this PR affect any of the following?

 Docker / container privileges
 Network exposure
 Authentication / authorization
 Automated security actions
 Filesystem access
 Logging / sensitive data
 Honeypot behavior
 No security impact
Security notes
<!-- Explain any security implications or write "None". -->
Documentation
 Documentation updated
 Documentation not required
Checklist
 I have tested my changes.
 I have reviewed my own diff.
 I have added or updated tests where appropriate.
 I have updated documentation where necessary.
 I have not committed secrets or credentials.
 I have not committed unnecessary generated files.
 I have considered the security implications of this change.
 My changes are focused and related to this PR.