refator(mediatek): move common definitions of pmic wrap to common folder

Some definitions can be shared among mt8192, mt8195, and
mt8186, so move them to pmic_wrap_init_common.h.

Signed-off-by: Bo-Chen Chen <rex-bc.chen@mediatek.com>
Change-Id: I992b61a47a84039fe8c246e2ff75721c57ee41a5