fix type error in testOutputSchemaServers.ts

Author: bhosmer-ant

src/examples/client/testOutputSchemaServers.ts

@@ -69,9 +69,9 @@ async function main() {
  console.log(JSON.stringify(weatherResult.structuredContent, null, 2));
  }
 
- if (weatherResult.content) {
+ if (weatherResult.content && Array.isArray(weatherResult.content)) {
  console.log("Unstructured content:");
- weatherResult.content.forEach(content => {
+ weatherResult.content.forEach((content: any) => {
  if (content.type === "text") {
  console.log(content.text);
  }