arm64: defconfig: Enable PMIC RAA215300 and RTC ISL 1208 configs

Enable PMIC RAA215300 and ISL 1208 configs, as it is populated
on Renesas RZ/{G2L,V2L} SMARC EVKs.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230703144108.413938-1-biju.das.jz@bp.renesas.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm64/configs/defconfig

@@ -732,6 +732,7 @@ CONFIG_REGULATOR_PWM=y
 CONFIG_REGULATOR_QCOM_RPMH=y
 CONFIG_REGULATOR_QCOM_SMD_RPM=y
 CONFIG_REGULATOR_QCOM_SPMI=y
+CONFIG_REGULATOR_RAA215300=y
 CONFIG_REGULATOR_RK808=y
 CONFIG_REGULATOR_S2MPS11=y
 CONFIG_REGULATOR_TPS65132=m
@@ -1075,6 +1076,7 @@ CONFIG_RTC_DRV_DS1307=m
 CONFIG_RTC_DRV_HYM8563=m
 CONFIG_RTC_DRV_MAX77686=y
 CONFIG_RTC_DRV_RK808=m
+CONFIG_RTC_DRV_ISL1208=m
 CONFIG_RTC_DRV_PCF85063=m
 CONFIG_RTC_DRV_PCF85363=m
 CONFIG_RTC_DRV_M41T80=m