Bring back Utf8JsonRequestContent/Utf8JsonBinaryContent and RequestContentHelper/BinaryContentHelper for non-azure libraries

[ArcturusZhang]

Fixes #4571

Description

The current implementation of Utf8JsonRequestContent is using a StreamRequestContent inside it for its content, we only have a BinaryContent.Create method in SCM that consumes a Stream in version 1.1.0-beta.3, this PR updates the version and use it.

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