ARM: i.MX53 Vincell: change dialog compatible to proper vendor prefix
The compatible vendor prefix for dialog pmic is dlg. We fix it in
the devicetrees using the wrong one.
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>