staging: r8188eu: ODM_RF_CALIBRATION is always set

The ODM_RF_CALIBRATION flag is set in Init_ODM_ComInfo_88E directly
after the driver is probed and it's never cleared.

Remove the flag and the code where it's set or checked.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20220122170547.68378-4-martin@kaiser.cx


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