Update dependencies from https://github.com/dotnet/runtime-assets build 20210830...

Update dependencies from https://github.com/dotnet/runtime-assets build 20210830.1 (#58437)

Microsoft.DotNet.CilStrip.Sources , System.ComponentModel.TypeConverter.TestData , System.Drawing.Common.TestData , System.IO.Compression.TestData , System.IO.Packaging.TestData , System.Net.TestData , System.Private.Runtime.UnicodeData , System.Runtime.Numerics.TestData , System.Runtime.TimeZoneData , System.Security.Cryptography.X509Certificates.TestData , System.Windows.Extensions.TestData
 From Version 6.0.0-beta.21425.1 -> To Version 6.0.0-beta.21430.1

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