PR Summary

Fix #7786

When embedding signatures of the overload methods into a PSMethod, we don't handle ByRef-like types -- overload methods with ByRef-like type parameters will be marked as 'NonBindable' and get ignored in the conversion from PSMethod to Delegate. This PR fix a bug that causes exception to be thrown when dealing with a ByRef-like type being used by a ref or out parameter.

/cc @SeeminglyScience

PR Checklist

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