Bump Serilog.Sinks.File from 6.0.0 to 7.0.0#147

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dependabot/nuget/Automatic_version_update_dependabot/Serilog.Sinks.File-7.0.0TechnologyEnhancedLearning/TELBlazor:dependabot/nuget/Automatic_version_update_dependabot/Serilog.Sinks.File-7.0.0Copy head branch name to clipboard