tests: drivers: pwm: Fix PWM events test

Fix incorrect DTS led assignemnt for ls05

Signed-off-by: Bartosz Miller <[email protected]>

Author: nordic-bami

tests/drivers/pwm/pwm_events/boards/nrf54h20dk_nrf54h20_cpuapp.overlay

@@ -17,3 +17,7 @@ tst_timer: &timer131 {
 	sink-channels = <1>;
 	status = "okay";
 };
+
+pwm_led: &led2 {
+	status = "okay";
+};

tests/drivers/pwm/pwm_events/boards/nrf54l15dk_nrf54l15_cpuapp.overlay

@@ -15,3 +15,7 @@ tst_timer: &timer20 {
 &dppic20 {
 	status = "okay";
 };
+
+pwm_led: &led2 {
+	status = "okay";
+};

tests/drivers/pwm/pwm_events/boards/nrf54lm20dk_nrf54lm20a_cpuapp.overlay

@@ -15,3 +15,7 @@ tst_timer: &timer20 {
 &dppic20 {
 	status = "okay";
 };
+
+pwm_led: &led2 {
+	status = "okay";
+};

tests/drivers/pwm/pwm_events/boards/nrf54ls05dk_nrf54ls05b_cpuapp.overlay

@@ -15,3 +15,7 @@ tst_timer: &timer20 {
 &dppic20 {
 	status = "okay";
 };
+
+pwm_led: &led0 {
+	status = "okay";
+};

tests/drivers/pwm/pwm_events/src/main.c

@@ -10,7 +10,7 @@
 #include <nrfx_timer.h>
 #include <helpers/nrfx_gppi.h>
 
-#define PWM_OUTPUT_PIN NRF_DT_GPIOS_TO_PSEL(DT_NODELABEL(led2), gpios)
+#define PWM_OUTPUT_PIN NRF_DT_GPIOS_TO_PSEL(DT_NODELABEL(pwm_led), gpios)
 
 #define SLEEP_TIME_MS 500