esp32: add call for clear ap scan list, used single name for iterator

Author: pimpalemahesh

src/platform/ESP32/NetworkCommissioningDriver.cpp

@@ -389,11 +389,12 @@ void ESPWiFiDriver::OnScanWiFiNetworkDone()
 
 #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 1, 3)
     if (CHIP_NO_ERROR == DeviceLayer::SystemLayer().ScheduleLambda([ap_number]() {
-            ESPScanResponseIteratorV2 iter(ap_number);
+            ESPScanResponseIterator iter(ap_number);
             if (GetInstance().mpScanCallback)
             {
                 GetInstance().mpScanCallback->OnFinished(Status::kSuccess, CharSpan(), &iter);
                 GetInstance().mpScanCallback = nullptr;
+                iter.Release();
             }
             else
             {

src/platform/ESP32/NetworkCommissioningDriver.h

@@ -34,10 +34,10 @@ inline constexpr uint8_t kWiFiConnectNetworkTimeoutSeconds = 30;
 BitFlags<WiFiSecurityBitmap> ConvertSecurityType(wifi_auth_mode_t authMode);
 
 #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 1, 3)
-class ESPScanResponseIteratorV2 : public Iterator<WiFiScanResponse>
+class ESPScanResponseIterator : public Iterator<WiFiScanResponse>
 {
 public:
-    ESPScanResponseIteratorV2(const size_t size) : mSize(size) {}
+    ESPScanResponseIterator(const size_t size) : mSize(size) {}
     size_t Count() override { return mSize; }
 
     bool Next(WiFiScanResponse & item) override