Merge pull request #113 from gtramontina/patch-2

docs: add reference to Elysia Request ID plugin

Author: SaltyAom

docs/plugins/overview.md

@@ -56,6 +56,7 @@ That's why Elysia is creating pre-built common pattern plugin for convinient usa
 - [Group Router](https://github.com/itsyoboieltr/elysia-group-router) - file system and folder-based router for groups.
 - [Basic Auth](https://github.com/itsyoboieltr/elysia-basic-auth) - basic http authentication for Elysia.
 - [Basic Auth](https://github.com/eelkevdbos/elysia-basic-auth) - Basic http authentication for Elysia (using 'request' event).
+- [Elysia Request ID](https://github.com/gtramontina/elysia-requestid) - Adds/Forwards request IDs (`X-Request-ID` or custom).
 
 ---
 If you have plugin written for Elysia, feels free to share you plugin by creating PR to [documentation repo](https://github.com/elysiajs/documentation).