beagleconnect_freedom: Fix pwm1

- Fix the incorrect event in pwm1 pin

Signed-off-by: Ayush Singh <[email protected]>

Author: Ayush1325

variants/beagleconnect_freedom/beagleconnect_freedom.overlay

@@ -62,7 +62,7 @@
 	};
 
 	pwm1_default: pwm1_default {
-		pinmux = <19 IOC_PORT_MCU_PORT_EVENT1>;
+		pinmux = <19 IOC_PORT_MCU_PORT_EVENT3>;
 		bias-disable;
 		drive-strength = <2>;
 	};