staging: r8188eu: bLedStartToLinkBlinkInProgress is set but not used

Remove bLedStartToLinkBlinkInProgress from struct LED_871x.
It's set but not used.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20211226195556.159471-11-martin@kaiser.cx


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