Bump Microsoft.Extensions.Logging.Abstractions from 6.0.0 to 9.0.15#247

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dependabot/nuget/src/PolylineAlgorithm/Microsoft.Extensions.Logging.Abstractions-9.0.15petesramek/polyline-algorithm-csharp:dependabot/nuget/src/PolylineAlgorithm/Microsoft.Extensions.Logging.Abstractions-9.0.15Copy head branch name to clipboard