ARM: dts: da850-lego-ev3: use a correct fallback for at24 compatible

We now require all at24 users to use the "atmel,<model>" fallback in
device tree for different manufacturers.
Reviewed-by: NDavid Lechner <david@lechnology.com>
Signed-off-by: NBartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: NSekhar Nori <nsekhar@ti.com>

arch/arm/boot/dts/da850-lego-ev3.dts

@@ -310,7 +310,7 @@ &i2c0 {
 	 * EEPROM contains the first stage bootloader, HW ID and Bluetooth MAC.
 	 */
 	eeprom@50 {
-		compatible = "microchip,24c128";
+		compatible = "microchip,24c128", "atmel,24c128";
 		pagesize = <64>;
 		read-only;
 		reg = <0x50>;