drivers: usb: udc_stm32: set the hs capability if high speed is avail…

…able

This fixes usbd_caps_speed(), which is used in sample_usbd_init, and the
documentation. Without it, no high speed configuration would be added.

Signed-off-by: Tobias Pisani <[email protected]>

drivers/usb/udc/udc_stm32.c

@@ -1202,6 +1202,7 @@ static int udc_stm32_driver_init0(const struct device *dev)
 		}
 	}
 
+	data->caps.hs = priv->pcd.Init.speed != PCD_SPEED_FULL;
 	data->caps.rwup = true;
 	data->caps.out_ack = false;
 	data->caps.mps0 = UDC_MPS0_64;