Update docs for solid-js supporting JSX

Author: wooorm

Diff for: docs/docs/getting-started.server.mdx

@@ -125,9 +125,7 @@ your JSX runtime.
     install and configure [`@mdx-js/react`][mdx-react].
     Then wrap your MDX content in a `<ThemeProvider />`
 *   If you’re using **Solid**,
-    install [`solid-jsx`][solid-jsx].
-    Set [`options.jsxImportSource`][options-jsximportsource] to
-    `'solid-jsx'`.
+    set [`options.jsxImportSource`][options-jsximportsource] to `'solid-js'`
 
 Other JSX runtimes are supported by setting
 [`options.jsxImportSource`][options-jsximportsource].
@@ -898,12 +896,12 @@ for more info.
   ```js path="example.js"
   import {compile} from '@mdx-js/mdx'
 
-  const js = String(await compile('# hi', {jsxImportSource: 'solid-jsx', /* otherOptions… */}))
+  const js = String(await compile('# hi', {jsxImportSource: 'solid-js', /* otherOptions… */}))
   ```
 </details>
 
 Solid is supported when [`options.jsxImportSource`][options-jsximportsource] is
-set to `'solid-jsx'`.
+set to `'solid-js'`.
 
 See also [¶ Vite][vite] and [¶ Rollup][rollup] which you might be using, for
 more info.
@@ -926,8 +924,6 @@ See their readmes on how to configure them.
 
 [@next/mdx]: https://github.com/vercel/next.js/tree/canary/packages/next-mdx
 
-[solid-jsx]: https://github.com/high1/solid-jsx
-
 [svelte-jsx]: https://github.com/kenoxa/svelte-jsx
 
 [jsx]: #jsx