Bump ReportGenerator from 4.1.2 to 4.1.8
Bump ReportGenerator from 4.1.2 to 4.1.8

Bumps [ReportGenerator](https://github.com/danielpalme/ReportGenerator) from 4.1.2 to 4.1.8.
- [Release notes](https://github.com/danielpalme/ReportGenerator/releases)
- [Commits](https://github.com/danielpalme/ReportGenerator/compare/v4.1.2...v4.1.8)
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