RFR: JDK-8292586: simplify cleanups in NTLMAuthSequence getCredentialsHandle [v2]

[Michael McMahon]

On Thu, 18 Aug 2022 11:45:11 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> NTLMAuthSequence getCredentialsHandle has a number of cleanup paths doing various JNU_ReleaseStringPlatformChars calls; those could be placed at one place in the function.
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   check for SEC_E_OK

looks good to me.

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Marked as reviewed by michaelm (Reviewer).

PR: https://git.openjdk.org/jdk/pull/9914