fix: change the default value of inputComponent on Simple Agent (#3771)

* changing the example default input value

* Update Agent Flow.json

---------

Co-authored-by: Lucas Oliveira <62335616+lucaseduoli@users.noreply.github.com>
Co-authored-by: anovazzi1 <otavio2204@gmail.com>

src/backend/base/langflow/initial_setup/starter_projects/Agent Flow.json

@@ -256,7 +256,7 @@
                 "trace_as_input": true,
                 "trace_as_metadata": true,
                 "type": "str",
-                "value": "write short python scsript to say hello world"
+                "value": "Write a short python script to calculate 4+4, run it and display the result by printing it."
               },
               "sender": {
                 "_input_type": "DropdownInput",
@@ -1406,4 +1406,4 @@
   "is_component": false,
   "last_tested_version": "1.0.17",
   "name": "Simple Agent"
-}
+}