tests: drivers: build_all: sensor: add maxim,ds3231-sensor

This was missed when the driver was contributed in 2759ada

(cherry picked from commit 9b1e3fd)

Original-Signed-off-by: Benjamin Cabé <[email protected]>
GitOrigin-RevId: 9b1e3fd
Cr-Build-Id: 8710912179129064817
Cr-Build-Url: https://cr-buildbucket.appspot.com/build/8710912179129064817
Copybot-Job-Name: zephyr-main-copybot-downstream
Change-Id: Iac26aa43a6818f2eabd184254f269c39fde8175b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/zephyr/+/6683772
Tested-by: Keith Short <[email protected]>
Tested-by: ChromeOS Copybot <[email protected]>
Commit-Queue: Keith Short <[email protected]>
Reviewed-by: Keith Short <[email protected]>

Author: Benjamin Cabé

tests/drivers/build_all/sensor/i2c.dtsi

@@ -1360,3 +1360,12 @@ test_i2c_npm1304: npm1304@b6 {
 		current-microamp = <10000>;
 	};
 };
+
+test_i2c_ds3231: ds3231@b7 {
+	compatible = "maxim,ds3231-mfd";
+	reg = <0xb7>;
+
+	test_i2c_ds3231_sensor: ds3231_sensor {
+		compatible = "maxim,ds3231-sensor";
+	};
+};