Suggest using streamreader instead of iterating over the stream

[Echtelion]

In the recommended section, you should suggest the use of StreamReader instead of manually iterating over the Stream :
using (var plainTextReader = new StreamReader(cryptoStream))
{
return plainTextReader.ReadToEnd();
}

reference : https://stackoverflow.com/questions/69911084/problem-updating-to-net-6-encrypting-string

Thanks !

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• ID: 8ad66e79-695d-65b2-c85a-b857283e9aee
• Version Independent ID: febfa9c4-1fb2-0bc6-d23a-ed2e9425aeed
• Content: Breaking change: Partial and zero-byte reads in DeflateStream, GZipStream, and CryptoStream - .NET
• Content Source: docs/core/compatibility/core-libraries/6.0/partial-byte-reads-in-streams.md
• Product: dotnet-fundamentals
• GitHub Login: @gewarren
• Microsoft Alias: gewarren