RFR: 8341792: Fix ExceptionOccurred in java.security.jgss

[Sean Mullan]

On Wed, 9 Oct 2024 16:22:13 GMT, Weijun Wang <weijun at openjdk.org> wrote:

> Switch to `ExceptionCheck`.
> 
> This is a part of an umbrella bug [JDK-8341542 JNI uses of ExceptionOccurred() treated as if function returns a bool](https://bugs.openjdk.org/browse/JDK-8341542).

Marked as reviewed by mullan (Reviewer).

-------------

PR Review: https://git.openjdk.org/jdk/pull/21424#pullrequestreview-2360541410