Fix typo

Author: khoih-prog

README.md

@@ -240,9 +240,9 @@ This [**MySQL_MariaDB_Generic** library](https://github.com/khoih-prog/MySQL_Mar
    - [`NativeEthernetLarge library stable111+`](https://github.com/vjmuzik/NativeEthernet) for Teensy 4.1 built-in Ethernet.
    - [`QNEthernet Library version v0.13.0+`](https://github.com/ssilverman/QNEthernet) for Teensy 4.1 built-in Ethernet. **New**
 
-18. [`WiFiEspAT library v1.3.2+`](https://github.com/jandrassy/WiFiEspAT) if necessary to use ESP8288/ESP32-AT shields. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/WiFiEspAT.svg?)](https://www.ardu-badge.com/WiFiEspAT).
-19. [`ESP8266_AT_WebServer library v1.5.3+`](https://github.com/khoih-prog/ESP8266_AT_WebServer) if necessary to use ESP8288/ESP32-AT shields. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/ESP8266_AT_WebServer.svg?)](https://www.ardu-badge.com/ESP8266_AT_WebServer).
-20. [`ESP_AT_Lib library v1.4.1+`](https://github.com/khoih-prog/ESP_AT_Lib) if necessary to use ESP8288/ESP32-AT shields. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/ESP_AT_Lib.svg?)](https://www.ardu-badge.com/ESP_AT_Lib).
+18. [`WiFiEspAT library v1.3.2+`](https://github.com/jandrassy/WiFiEspAT) if necessary to use ESP8266/ESP32-AT shields. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/WiFiEspAT.svg?)](https://www.ardu-badge.com/WiFiEspAT).
+19. [`ESP8266_AT_WebServer library v1.5.3+`](https://github.com/khoih-prog/ESP8266_AT_WebServer) if necessary to use ESP8266/ESP32-AT shields. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/ESP8266_AT_WebServer.svg?)](https://www.ardu-badge.com/ESP8266_AT_WebServer).
+20. [`ESP_AT_Lib library v1.4.1+`](https://github.com/khoih-prog/ESP_AT_Lib) if necessary to use ESP8266/ESP32-AT shields. To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/ESP_AT_Lib.svg?)](https://www.ardu-badge.com/ESP_AT_Lib).
 21. [`WebServer_WT32_ETH01 library v1.4.1+`](https://github.com/khoih-prog/WebServer_WT32_ETH01) to use WT32_ETH01 (ESP32 + LAN8720). To install, check [![arduino-library-badge](https://www.ardu-badge.com/badge/WebServer_WT32_ETH01.svg?)](https://www.ardu-badge.com/WebServer_WT32_ETH01).
 
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