[chore] add lifecycle tests to httpforwarder extension (#31755)

Author: atoulme

extension/httpforwarderextension/generated_component_test.go

@@ -9,7 +9,9 @@ status:
   codeowners:
     active: [atoulme, rmfitzpatrick]
 
-# TODO: Update the extension to make the tests pass
 tests:
-  skip_lifecycle: true
-  skip_shutdown: true
+  config:
+    ingress:
+      endpoint: localhost:7070
+    egress:
+      endpoint: http://target/