Update assistants-reference-threads.md

missing slash on the threads get statement

Author: mjimison

articles/ai-services/openai/assistants-reference-threads.md

@@ -66,7 +66,7 @@ curl https://YOUR_RESOURCE_NAME.openai.azure.com/openai/threads?api-version=2024
 ## Retrieve thread
 
 ```http
-GET https://YOUR_RESOURCE_NAME.openai.azure.com/openai/threads{thread_id}?api-version=2024-02-15-preview
+GET https://YOUR_RESOURCE_NAME.openai.azure.com/openai/threads/{thread_id}?api-version=2024-02-15-preview
 ```
 
 Retrieves a thread.
@@ -224,4 +224,4 @@ curl https://YOUR_RESOURCE_NAME.openai.azure.com/openai/threads/{thread_id}?api-
 | `id` | string | The identifier, which can be referenced in API endpoints.|
 | `object` | string | The object type, which is always thread. |
 | `created_at` | integer | The Unix timestamp (in seconds) for when the thread was created. |
-| `metadata` | map | Set of 16 key-value pairs that can be attached to an object. This can be useful for storing additional information about the object in a structured format. Keys can be a maximum of 64 characters long and values can be a maximum of 512 characters long. |
+| `metadata` | map | Set of 16 key-value pairs that can be attached to an object. This can be useful for storing additional information about the object in a structured format. Keys can be a maximum of 64 characters long and values can be a maximum of 512 characters long. |