staging: r8188eu: remove write-only variable bLCKInProgress

bLCKInProgress in struct odm_rf_cal is never read. Remove it.

Acked-by: Michael Straube <straube.linux@gmail.com>
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20210911132338.1415-1-martin@kaiser.cx


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>