fix(wifi_remote): Added misc wifi API in eppp impl

Adds missing implementation of:
* esp_wifi_deinit()
* esp_wifi_disconnect()
* esp_wifi_set_storage()

components/esp_wifi_remote/eppp/wifi_remote_rpc_impl.hpp

@@ -18,12 +18,15 @@ enum class api_id : uint32_t {
     ERROR,
     UNDEF,
     INIT,
+    DEINIT,
     SET_MODE,
     SET_CONFIG,
     START,
     STOP,
     CONNECT,
+    DISCONNECT,
     GET_MAC,
+    SET_STORAGE,
     WIFI_EVENT,
     IP_EVENT,
 };