[HAL] Invalidate chip before shutting down legacy HAL

Change the order of shutdown to invalidate chips before
shutting down the legacy HAL. Allows pre-shutdown commands
to be sent down.

Bug: 63704506
Test: NAN tests passing
Test: full regression suite
Change-Id: I03d237d732b4e3482b1e1639848342dfdde9fcb7
1 file changed