feat(resource): add load_test resource

[sschne]

Issue-id

PR Checklist

---

• [x] I have read the CONTRIBUTING.MD instructions
• [x] I have changed the resourceDefinition.json
• [x] I have generated the resource model (there's a models_generated.go file in my PR)
• [x] I have updated the README.md#resource-status
• [x] I have checked to ensure there aren't other open Pull Requests for the same update/change?

Description

Does this introduce a breaking change

• [ ] YES
• [x] NO

Testing

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud