Changes to reduce the code size of WRPC

Signed-off-by: Adam Wujek <adam.wujek@creotech.pl>
3 jobs from WP1b-updated_ppsi_for_wrpc_v5.0 in 0 seconds (queued for 61 minutes and 1 second)
Status Job ID Name Coverage
  Compile
failed #8393
wrs_sw
make_all

failed #8394
wrs_sw
make_rt_cpu

failed #8392
wrs_sw
make_wrpc_sw