models/ddc_bpm_476_066.mdl: Simplified Monit. PFIR Filter

The previous Monit. PFIR had a long group delay
(40 -- 10 Hz -- clock cycles) which caused a 4s delay
to output. Now, it has a group delay of 1.5 clock cycles,
which accounts for less than 0.2s.
hdl/modules/position_calc/generated/virtex6/*: update generated files

The previous Monit. PFIR had a long group delay
(40 -- 10 Hz -- clock cycles) which caused a 4s delay
to output. Now, it has a group delay of 1.5 clock cycles,
which accounts for less than 0.2s.
hdl/modules/position_calc/generated/artix7/*: update generated files

The previous Monit. PFIR had a long group delay
(40 -- 10 Hz -- clock cycles) which caused a 4s delay
to output. Now, it has a group delay of 1.5 clock
cycles, which accounts for less than 0.2s.