hw/char/pl011: Move pl011_loopback_enabled|tx() around We'll soon use pl011_loopback_enabled() and pl011_loopback_tx() from functions defined before their declarations. In order to avoid forward-declaring them, move them around. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Message-Id: <20240719181041.49545-5-philmd@linaro.org>