Added prettier-plugin-nginx to Community Plugins list (#13320)

Added [`prettier-plugin-nginx`](https://github.com/joedeandev/prettier-plugin-nginx) to Community Plugins list.

docs/plugins.md

@@ -66,6 +66,7 @@ To turn off plugin autoloading, use `--no-plugin-search` when using Prettier CLI
 - [`prettier-plugin-java`](https://github.com/jhipster/prettier-java) by [**@JHipster**](https://github.com/jhipster)
 - [`prettier-plugin-jsonata`](https://github.com/Stedi/prettier-plugin-jsonata) by [**@Stedi**](https://github.com/Stedi)
 - [`prettier-plugin-kotlin`](https://github.com/Angry-Potato/prettier-plugin-kotlin) by [**@Angry-Potato**](https://github.com/Angry-Potato)
+- [`prettier-plugin-nginx`](https://github.com/joedeandev/prettier-plugin-nginx) by [**@joedeandev**](https://github.com/joedeandev)
 - [`prettier-plugin-prisma`](https://github.com/umidbekk/prettier-plugin-prisma) by [**@umidbekk**](https://github.com/umidbekk)
 - [`prettier-plugin-properties`](https://github.com/eemeli/prettier-plugin-properties) by [**@eemeli**](https://github.com/eemeli)
 - [`prettier-plugin-sh`](https://github.com/un-ts/prettier/tree/master/packages/sh) by [**@JounQin**](https://github.com/JounQin)