Move the ap boot spin lock earlier in the lock order before the sio(4) lock since we occasionally call printf() while holding the ap boot lock which can call down into the sio(4) driver if using a serial console.
Move the ap boot spin lock earlier in the lock order before the sio(4)
lock since we occasionally call printf() while holding the ap boot lock
which can call down into the sio(4) driver if using a serial console.

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