- make wifi_provisioning component compatible with netwrok_interface component

- add i2s channel delete to deinit_player()
- improve network interface component
  store IP and connection status of interfaces
- improve UI http server

Signed-off-by: Karl Osterseher <karli_o@gmx.at>

components/network_interface/include/eth_interface.h

@@ -6,6 +6,7 @@
 extern "C" {
 #endif
 
+bool eth_get_ip(esp_netif_ip_info_t *ip);
 void eth_start(void);
 
 #ifdef __cplusplus