sw/petalinux/diot-util: Add support of hard reset of fantray

Signed-off-by: Adam Wujek <dev_public@wujek.eu>
1 job from LVDS in 41 minutes and 22 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Compile
passed #10490
petalinux_2019.2
job_sw_compile

41:22