drivers: pinctrl: Update pinctrl driver name for Renesas RA series

Update pinctrl driver which used for Renesas RA series with
PFS secure register

Signed-off-by: Duy Phuong Hoang. Nguyen <duy.nguyen.xa@renesas.com>
Signed-off-by: Quy Tran <quy.tran.pz@renesas.com>