docs: added docs for the new node client library (#10563)

# Which Problems Are Solved

The recently released NodeJS client libraries were missing
documentation, which made it difficult for developers to understand and
use the new features.

# How the Problems Are Solved

This pull request introduces the necessary documentation for the new
NodeJS client library, covering their installation and basic usage.

# Additional Changes

None.

# Additional Context

This documentation supports the recent client library release.

---------

Co-authored-by: Max Peintner <[email protected]>

docs/frameworks.json

@@ -35,7 +35,13 @@
 		"docsLink": "/docs/sdk-examples/client-libraries/python",
 		"client": true
 	},
-
+	{
+		"id": "client-node",
+		"title": "Node.js",
+		"imgSrcDark": "/docs/img/tech/nodejs.svg",
+		"docsLink": "/docs/sdk-examples/client-libraries/node",
+		"client": true
+	},
 	{
 		"id": "angular",
 		"title": "Angular",
@@ -132,13 +138,6 @@
 		"docsLink": "https://next-auth.js.org/providers/zitadel",
 		"external": true
 	},
-	{
-		"title": "Node.js",
-		"imgSrcDark": "/docs/img/tech/nodejs.svg",
-		"docsLink": "https://www.npmjs.com/package/@zitadel/node",
-		"external": true,
-		"client": true
-	},
 	{
 		"title": ".Net",
 		"imgSrcDark": "/docs/img/tech/dotnet.svg",