deps: Bump xunit.runner.visualstudio from 2.5.4 to 3.1.5#15

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dependabot/nuget/tests/GodotSharpAnalyzers.Tests/xunit.runner.visualstudio-3.1.5megacrit/GodotSharpAnalyzers:dependabot/nuget/tests/GodotSharpAnalyzers.Tests/xunit.runner.visualstudio-3.1.5Copy head branch name to clipboard