correcting step numbers (#257)

Author: PatMyron

python/rpdk/java/templates/init/guided_aws/StubCreateHandler.java

@@ -64,10 +64,10 @@ protected ProgressEvent<ResourceModel, CallbackContext> handleRequest(
                 // STEP 3.0 [initialize a proxy context]
                 proxy.initiate("{{ call_graph }}::post{{ operation }}", proxyClient, model, callbackContext)
 
-                    // STEP 2.1 [TODO: construct a body of a request]
+                    // STEP 3.1 [TODO: construct a body of a request]
                     .translateToServiceRequest(Translator::translateToSecondUpdateRequest)
 
-                    // STEP 2.2 [TODO: make an api call]
+                    // STEP 3.2 [TODO: make an api call]
                     .makeServiceCall(this::postCreate)
                     .progress()
                 )