docs: rename twitter -> x

Author: Kikobeats

README.md

@@ -24,4 +24,4 @@ npm install @microlink/vanilla --save
 **microlink** © [Microlink](https://microlink.io), Released under the [MIT](https://github.com/microlinkhq/sdk/blob/master/LICENSE.md) License.<br>
 Authored and maintained by [Kiko Beats](https://kikobeats.com) with help from [contributors](https://github.com/microlinkhq/sdk/contributors).
 
-> [microlink.io](https://microlink.io) · GitHub [@MicrolinkHQ](https://github.com/microlinkhq) · Twitter [@microlinkhq](https://twitter.com/microlinkhq)
+> [microlink.io](https://microlink.io) · GitHub [@MicrolinkHQ](https://github.com/microlinkhq) · X [@microlinkhq](https://x.com/microlinkhq)