deps: Update dependency dotnet-reportgenerator-globaltool to version 5.1.12

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
dotnet-reportgenerator-globaltool	nuget	patch	5.1.10 -> 5.1.12

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Release Notes

danielpalme/ReportGenerator

### [`v5.1.12`](https://togithub.com/danielpalme/ReportGenerator/releases/tag/v5.1.12): ReportGenerator_5.1.12 This release requires .NET 4.7 or .NET Core 3.1/5.x/6.x/7.x. #### Changes: - [#​548](https://togithub.com/danielpalme/ReportGenerator/issues/548): Improved handling of OverflowException ### [`v5.1.11`](https://togithub.com/danielpalme/ReportGenerator/releases/tag/v5.1.11): ReportGenerator_5.1.11 This release requires .NET 4.7 or .NET Core 3.1/5.x/6.x/7.x. #### Changes: - [#​556](https://togithub.com/danielpalme/ReportGenerator/issues/556): Generate text reports without UTF-8 BOM - [#​557](https://togithub.com/danielpalme/ReportGenerator/issues/557): Added support for .NET 7

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