Repair bluetooth onConnect connactionCallback working

src/bluetoothSelect.h

@@ -156,7 +156,7 @@ class BTLESerial : public virtual BTSerialInterface, public BleSerial
     {
         // bleConnected = true; Removed until PR is accepted
         if(connectionCallback){
-        // connectionCallback(ESP_SPP_SRV_OPEN_EVT, nullptr);
+        connectionCallback(ESP_SPP_SRV_OPEN_EVT, nullptr);
         }
     }