[Depends on #3765] Fix KNITRO solution status mapping

[eminyouskn]

Fixes

The initial implementation of KNITRO does not properly handle the mapping of solution statuses in cases where a time or iteration limit is reached, even when a feasible solution is available.

Summary/Motivation:

Changes proposed in this PR:

• Update the solution status when the iteration limit or time limit is reached on KNITRO.

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[mrmundt]

It might be worth adding some tests to ensure that the different statuses are caught!

[eminyouskn]

@mrmundt that's a good idea. I will add them now then.

[eminyouskn]

This PR is also ready.