Update assistants-javascript.md

Author: diberry

articles/ai-services/openai/includes/assistants-javascript.md

@@ -38,7 +38,7 @@ For passwordless authentication, you need to
 1. Install the OpenAI Assistants client library for JavaScript with:
 
     ```console
-    npm install @azure/openai-assistants
+    npm install openai
     ```
 
 2. For the **recommended** passwordless authentication:
@@ -47,12 +47,6 @@ For passwordless authentication, you need to
     npm install @azure/identity
     ```
 
-    Or to use the service key connection:
-
-    ```console
-    npm install @azure/core-auth
-    ```
-
 ## Retrieve key and endpoint
 
 To successfully make a call against the Azure OpenAI service, you'll need the following: