Fix lint error and bump version to 4.11.2

Author: Tsuyoshi Ushio

package.json

@@ -1,6 +1,6 @@
 {
     "name": "@azure/functions",
-    "version": "4.11.1",
+    "version": "4.11.2",
     "description": "Microsoft Azure Functions NodeJS Framework",
     "keywords": [
         "azure",

test/http/HttpResponse.test.ts

@@ -387,7 +387,7 @@ describe('HttpResponse', () => {
 
         it('Node.js Readable stream from async generator', async () => {
             // Common pattern for HTTP streaming (e.g., AI chat responses)
-            async function* generateChunks() {
+            function* generateChunks() {
                 yield 'Hello ';
                 yield 'from ';
                 yield 'stream';