[APM] Agent configuration: Bug makes it possible to create invalid configurations (#65508)

* reset settings when navigate to choose-settings-step page

* reset settings when navigate to choose-settings-step page

* reset settings when navigate to choose-settings-step page

Author: cauemarcondes

x-pack/plugins/apm/public/components/app/Settings/AgentConfigurations/AgentConfigurationCreateEdit/index.tsx

@@ -132,7 +132,10 @@ export function AgentConfigurationCreateEdit({
         <ServicePage
           newConfig={newConfig}
           setNewConfig={setNewConfig}
-          onClickNext={() => setPage('choose-settings-step')}
+          onClickNext={() => {
+            resetSettings();
+            setPage('choose-settings-step');
+          }}
         />
       )}