chore: Rename "Read streams" example to "Streams Pipeline" (#6495)

* chore: Rename "Read streams" example to "Streams Pipeline"

Signed-off-by: Luciano Mammino <[e-mail]>

* chore: titlecasify

Signed-off-by: Luciano Mammino <[e-mail]>

---------

Signed-off-by: Luciano Mammino <[e-mail]>

pages/en/index.mdx

···
     // run with `node crypto.mjs`
     ```
 
-    ```js displayName="Read Streams"
+    ```js displayName="Streams Pipeline"
     // streams.mjs
     import { pipeline } from 'node:stream';
     import { createReadStream, createWriteStream } from 'node:fs';