Drop window borrow before calling `makeKeyAndOrderFront`

We're seeing some stack traces where calling `makeKeyAndOrderFront`
could invoke `setFrameSize`, which is causing a double borrow.
d4e0f73ffeAntonio Scandurra committed on 7/13/2022, 8:19:46 AMparentb49b11f
1 file changedLine totals unavailable