gp4par: fix bitstream encoding for COUNT{8,14}_ADV.
gp4par: fix bitstream encoding for COUNT{8,14}_ADV.

rqou/openfpga,rqou/openfpga,azonenberg/openfpga,azonenberg/openfpga,rqou/openfpga,azonenberg/openfpga,rqou/openfpga,azonenberg/openfpga,azonenberg/openfpga,rqou/openfpga