arm64: dts: renesas: rzg2ul-smarc-som: Enable watchdog

Enable watchdog{0,2} interfaces on RZ/G2UL SMARC EVK.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Link: https://lore.kernel.org/r/20220425170530.200921-14-biju.das.jz@bp.renesas.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

arch/arm64/boot/dts/renesas/rzg2ul-smarc-som.dtsi

@@ -239,3 +239,13 @@ &sdhi0 {
 	status = "okay";
 };
 #endif
+
+&wdt0 {
+	status = "okay";
+	timeout-sec = <60>;
+};
+
+&wdt2 {
+	status = "okay";
+	timeout-sec = <60>;
+};