esp32/modmachine.c: Fix deprecated esp_pm_config_XXX_t.

Co-Authored-By: Trent Piepho <35062987+xyzzy42@users.noreply.github.com>

Signed-off-by: IhorNehrutsa <Ihor.Nehrutsa@gmail.com>

ports/esp32/modmachine.c

@@ -78,6 +78,9 @@ STATIC mp_obj_t machine_freq(size_t n_args, const mp_obj_t *args) {
             mp_raise_ValueError(MP_ERROR_TEXT("frequency must be 20MHz, 40MHz, 80Mhz, 160MHz or 240MHz"));
             #endif
         }
+        #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 1, 0)
+        esp_pm_config_t pm;
+        #else
         #if CONFIG_IDF_TARGET_ESP32
         esp_pm_config_esp32_t pm;
         #elif CONFIG_IDF_TARGET_ESP32C3
@@ -87,6 +90,8 @@ STATIC mp_obj_t machine_freq(size_t n_args, const mp_obj_t *args) {
         #elif CONFIG_IDF_TARGET_ESP32S3
         esp_pm_config_esp32s3_t pm;
         #endif
+        #endif
+
         pm.max_freq_mhz = freq;
         pm.min_freq_mhz = freq;
         pm.light_sleep_enable = false;