hdl/*/position_calc/*/virtex6/*: fix monit 1 Hz output

This bug was due to the wrong reinterpret fixed point
in sysgen. The soulution was to reinterpret the intput
to the Decimation filter as FIX25_24.
hdl/*/position_calc/*/artix7/*: fix monit 1 Hz output

This bug was due to the wrong reinterpret fixed point
in sysgen. The soulution was to reinterpret the intput
on the Decimation filter as FIX25_24.
models/*: update sysgen model to match the last bugfix