light sleep: add wifi power save example for esp32s3

examples/wifi/power_save/main/Kconfig.projbuild

@@ -73,13 +73,13 @@ menu "Example Configuration"
 
         config EXAMPLE_MIN_CPU_FREQ_40M
             bool "40 MHz (use with 40MHz XTAL)"
-            depends on IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32C3 || ESP32_XTAL_FREQ_40 || ESP32_XTAL_FREQ_AUTO
+            depends on !IDF_TARGET_ESP32 || ESP32_XTAL_FREQ_40 || ESP32_XTAL_FREQ_AUTO
         config EXAMPLE_MIN_CPU_FREQ_20M
             bool "20 MHz (use with 40MHz XTAL)"
-            depends on IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32C3 || ESP32_XTAL_FREQ_40 || ESP32_XTAL_FREQ_AUTO
+            depends on !IDF_TARGET_ESP32 || ESP32_XTAL_FREQ_40 || ESP32_XTAL_FREQ_AUTO
         config EXAMPLE_MIN_CPU_FREQ_10M
             bool "10 MHz (use with 40MHz XTAL)"
-            depends on IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32C3 || ESP32_XTAL_FREQ_40 || ESP32_XTAL_FREQ_AUTO
+            depends on !IDF_TARGET_ESP32 || ESP32_XTAL_FREQ_40 || ESP32_XTAL_FREQ_AUTO
         config EXAMPLE_MIN_CPU_FREQ_26M
             bool "26 MHz (use with 26MHz XTAL)"
             depends on ESP32_XTAL_FREQ_26 || ESP32_XTAL_FREQ_AUTO

examples/wifi/power_save/main/power_save.c

@@ -101,6 +101,8 @@ void app_main(void)
     esp_pm_config_esp32s2_t pm_config = {
 #elif CONFIG_IDF_TARGET_ESP32C3
     esp_pm_config_esp32c3_t pm_config = {
+#elif CONFIG_IDF_TARGET_ESP32S3
+    esp_pm_config_esp32s3_t pm_config = {
 #endif
             .max_freq_mhz = CONFIG_EXAMPLE_MAX_CPU_FREQ_MHZ,
             .min_freq_mhz = CONFIG_EXAMPLE_MIN_CPU_FREQ_MHZ,