docs: rename StructuredOutputException to StructuredOutputError for TypeScript SDK (#690)

Author: pgrayy

src/content/docs/user-guide/concepts/agents/structured-output.mdx

@@ -101,7 +101,7 @@ In Python, Strands accepts the `structured_output_model` parameter in agent invo
 
 ### Error Handling
 
-When structured output validation fails, Strands throws a custom `StructuredOutputException` that can be caught and handled appropriately:
+When structured output validation fails, Strands throws a custom exception that can be caught and handled appropriately:
 
 <Tabs>
 <Tab label="Python">

src/content/docs/user-guide/concepts/agents/structured-output.ts

@@ -1,4 +1,4 @@
-import { Agent, StructuredOutputException, tool } from '@strands-agents/sdk'
+import { Agent, StructuredOutputError, tool } from '@strands-agents/sdk'
 import { z } from 'zod'
 
 // --8<-- [start:basic_usage]
@@ -39,7 +39,7 @@ async function errorHandling() {
   try {
     const result = await agent.invoke('some prompt')
   } catch (error) {
-    if (error instanceof StructuredOutputException) {
+    if (error instanceof StructuredOutputError) {
       console.log(`Structured output failed: ${error.message}`)
     }
   }