boards: nxp: add test feature 'usbd' to mimxrt1170_evk

mimxrt1170_evk has supported usb device next stack.

(cherry picked from commit 2ee21ec)

Original-Signed-off-by: Mark Wang <yichang.wang@nxp.com>
GitOrigin-RevId: 2ee21ec
Change-Id: I198d0191773d0dad75e300bc480c95b56bc1962e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/zephyr/+/5682732
Tested-by: ChromeOS Prod (Robot) <chromeos-ci-prod@chromeos-bot.iam.gserviceaccount.com>
Reviewed-by: Yuval Peress <peress@google.com>
Commit-Queue: Yuval Peress <peress@google.com>
Tested-by: Yuval Peress <peress@google.com>

boards/nxp/mimxrt1170_evk/mimxrt1170_evk_mimxrt1176_cm7.yaml

@@ -29,4 +29,5 @@ supported:
  - usb_device
  - watchdog
  - video
+ - usbd
 vendor: nxp