mfd: tps65219: Use MFD_CELL macros

Use MFD_CELL macro helpers instead of plain struct properties, which makes
the code shorter with the common defined MFD cell attributes.

Signed-off-by: Shree Ramamoorthy <s-ramamoorthy@ti.com>
Link: https://lore.kernel.org/r/20241217204935.1012106-2-s-ramamoorthy@ti.com


Signed-off-by: Lee Jones <lee@kernel.org>