thermal/drivers/mediatek/lvts_thermal: Change lvts commands array to static const

thermal/drivers/mediatek/lvts_thermal: Change lvts commands array to static const

commit c5d5a72c01f7faabe7cc0fd63942c18372101daf upstream.

Change the LVTS commands array to static const in preparation for
adding different commands.

Signed-off-by: Mason Chang <mason-cw.chang@mediatek.com>
Link: https://lore.kernel.org/r/20250526102659.30225-2-mason-cw.chang@mediatek.com
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>