staging: r8188eu: remove unnecessary initializations

Do not initialise bPacketMatchBSSID, bPacketToSelf and bPacketBeacon to
false at the start of update_recvframe_phyinfo_88e. All of them are set to
their actual values before they're used.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20220315205041.2714168-2-martin@kaiser.cx


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