eslint-plugin-svelte3 -> eslint-plugin-svelte (#334)

Author: Prinzhorn

README.md

@@ -69,7 +69,7 @@ For [Vue.js](https://vuejs.org/) `.vue` files it would be:
 }
 ```
 
-For [Svelte](https://svelte.dev/) `.svelte` files, using [`eslint-plugin-svelte3`](https://github.com/sveltejs/eslint-plugin-svelte3) and [Svelte](https://packagecontrol.io/packages/Svelte) syntax highlighting, it would be:
+For [Svelte](https://svelte.dev/) `.svelte` files, using [`eslint-plugin-svelte`](https://github.com/sveltejs/eslint-plugin-svelte) and [Svelte](https://packagecontrol.io/packages/Svelte) syntax highlighting, it would be:
 
 ```json
 "linters": {

linter.py

@@ -40,6 +40,7 @@
 PLUGINS = {
     'eslint-plugin-html': 'text.html',
     'eslint-plugin-json': 'source.json',
+    'eslint-plugin-svelte': 'text.html',
     'eslint-plugin-svelte3': 'text.html',
     'eslint-plugin-vue': 'text.html.vue',
     '@angular-eslint/eslint-plugin': 'text.html',