targets: add stm32u585 openocd commands for flashing on Arduino UNO Q

This adds the specific OpenOCD commands needed for flashing the onboard
STM32U585 MCU directly from the Arduino UNO Q board.

Thanks to https://github.com/jesdev-io/arduino-uno-q-pio-toolchain
for the infor on how to do this.

Signed-off-by: deadprogram <ron@hybridgroup.com>

Author: deadprogram

targets/arduino-uno-q.json

@@ -3,5 +3,6 @@
   "build-tags": ["arduino_uno_q"],
   "serial": "uart",
   "openocd-interface": "stlink",
-  "openocd-target": "stm32u5x"
+  "openocd-target": "stm32u5x",
+  "openocd-commands": ["adapter driver linuxgpiod adapter gpio swclk -chip 1 26 adapter gpio swdio -chip 1 25 adapter gpio srst -chip 1 38 transport select swd adapter speed 1000 reset_config srst_only srst_push_pull"]
 }