drivers: modem: gsm: Reorder gsm mux logs so that it will be printed
drivers: modem: gsm: Reorder gsm mux logs so that it will be printed

The gsm_configure will return if it fails to perform mux_enable,
therefore the disable part of the log will not be printed.

Signed-off-by: Yong Cong Sin <d1951b00420cc51c2da597170bb83d89fa46ae3b@gmail.com>

finikorg/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,finikorg/zephyr,galak/zephyr,galak/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr