Update account-owned-tokens.mdx

Author: nevikashah

src/content/docs/fundamentals/api/get-started/account-owned-tokens.mdx

@@ -86,7 +86,7 @@ Account API tokens are generally available for all accounts. Some services may n
 | Workers                         | ✅            |
 | Workers AI                      | ✅            |
 | Workers KV                      | ✅            |
-| Workers Observability           | ❌            |
+| Workers Observability           | ✅            |
 | Workers Queues                  | ✅            |
 | Workflows                       | ✅            |
 | Zaraz                           | ✅            |