RFR: 8323562: SaslInputStream.read() may return wrong value

[Aleksey Shipilev]

On Thu, 11 Jan 2024 06:28:51 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

> SaslInputStream.read() should return a value in the range from 0 to 255 per the spec of InputStream.read() but it returns the signed byte from the inBuf as is.

Looks fine. I think the common style is to use capitalized `0xFF`, but that one is not enforced consistently. This will do as well.

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Marked as reviewed by shade (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/17365#pullrequestreview-1818007975