RFR: 8263825: Remove unused and commented out member from NTLMException

[Alex Blewitt]

On Thu, 18 Mar 2021 16:57:59 GMT, Alex Blewitt <github.com+76791+alblue at openjdk.org> wrote:

> Removed commented out value from `NTLMException`

See commentary on #2993

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PR: https://git.openjdk.java.net/jdk/pull/3076