Fix Nexpose import bug

MSP-11595

MSP-11595

## Verification steps

- [ ] ensure specs pass

## Post-merge steps

- [ ] Delete the `PRERELEASE` line from `lib/metasploit_data_models/version.rb`
- [ ] Bump the `PATCH` number to 2
- [ ] Commit and push the version bump
- [ ] `rake release`
- [ ] `bundle update metasploit_data_models` in framework, commit and push the `Gemfile.lock` change
- [ ] `bundle update metasploit_data_models` in pro, commit and push the `Gemfile.lock` change