bugfix fs stream.close

Signed-off-by: N18721213663 <zhuhongtao12@huawei.com>

zh-cn/application-dev/reference/apis/js-apis-file-fs.md

@@ -2823,7 +2823,7 @@ close(callback: AsyncCallback<void>): void
     if (err) {
       console.info("close stream failed with error message: " + err.message + ", error code: " + err.code);
     } else {
-      console.info("close stream success"):
+      console.info("close stream success");
     }
   });
   ```