Fix: #13203: USB device: wait_us instead of ThisThread::sleep_for, delay given is 5us
Fix: #13203: USB device: wait_us instead of ThisThread::sleep_for, delay given is 5us

mbedmicro/mbed,mbedmicro/mbed,mbedmicro/mbed,mbedmicro/mbed,mbedmicro/mbed