ARM: dts: exynos: Fix DTC unit name warnings in Trats2 board

Fix following DTC warnings in Trats2 board:

Warning (unit_address_vs_reg): Node /i2c-gpio-1/max77693@66/regulators/ESAFEOUT1@1 has a unit name, but no reg property
Warning (unit_address_vs_reg): Node /i2c-gpio-1/max77693@66/regulators/ESAFEOUT2@2 has a unit name, but no reg property
Warning (unit_address_vs_reg): Node /i2c-gpio-1/max77693@66/regulators/CHARGER@0 has a unit name, but no reg property
Warning (unit_address_vs_reg): Node /thermistor-ap@0 has a unit name, but no reg property
Warning (unit_address_vs_reg): Node /thermistor-battery@1 has a unit name, but no reg property

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>