[nrf fromtree] zephyr: rename remaining CONFIG_USB to CONFIG_USB_DEVICE_STACK

Rename remaining CONFIG_USB to CONFIG_USB_DEVICE_STACK.

Signed-off-by: Johann Fischer <[email protected]>
(cherry picked from commit 2768525)

Author: jfischer-no

boot/zephyr/main.c

@@ -203,7 +203,7 @@ static void do_boot(struct boot_rsp *rsp)
 #ifdef CONFIG_SYS_CLOCK_EXISTS
     sys_clock_disable();
 #endif
-#ifdef CONFIG_USB
+#ifdef CONFIG_USB_DEVICE_STACK
     /* Disable the USB to prevent it from firing interrupts */
     usb_disable();
 #endif