ARM: dts: stm32: DT sync with kernel v6.0-rc4 for MCU's boards

Device tree alignment with kernel v6.0-rc4.

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
diff --git a/arch/arm/dts/stm32f746-disco.dts b/arch/arm/dts/stm32f746-disco.dts
index 9430dc0..1ed58f2 100644
--- a/arch/arm/dts/stm32f746-disco.dts
+++ b/arch/arm/dts/stm32f746-disco.dts
@@ -73,6 +73,18 @@
 	bus-width = <4>;
 };
 
+&timers5 {
+	/* Override timer5 to act as clockevent */
+	compatible = "st,stm32-timer";
+	interrupts = <50>;
+	status = "okay";
+	/delete-property/#address-cells;
+	/delete-property/#size-cells;
+	/delete-property/clock-names;
+	/delete-node/pwm;
+	/delete-node/timer@4;
+};
+
 &usart1 {
 	pinctrl-0 = <&usart1_pins_b>;
 	pinctrl-names = "default";