Align EC2 testdata models with go.mod (#333)

Issue #, if available: N/A, it is difficult to enhance code-generator+unit test, then compare results with `make build-controller` when models used by unit tests and the application differ

Description of changes:
* Updates EC2's testdata api models/shapes to align with the model version used by code-generator
* Updates EC2 unit tests


By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

Author: brycahta

pkg/generate/code/resource_reference_test.go

@@ -182,15 +182,15 @@ func Test_ReferenceFieldsPresent_NestedSliceOfStructsReference(t *testing.T) {
 	require.NotNil(crd)
 	expected :=
 		`if ko.Spec.Routes != nil {
-	for _, iter32 := range ko.Spec.Routes {
-		if iter32.GatewayRef != nil {
+	for _, iter35 := range ko.Spec.Routes {
+		if iter35.GatewayRef != nil {
 			return true
 		}
 	}
 }
 if ko.Spec.Routes != nil {
-	for _, iter35 := range ko.Spec.Routes {
-		if iter35.NATGatewayRef != nil {
+	for _, iter38 := range ko.Spec.Routes {
+		if iter38.NATGatewayRef != nil {
 			return true
 		}
 	}

pkg/generate/code/set_resource_test.go

@@ -3066,6 +3066,22 @@ func TestSetResource_EC2_SecurityGroups_SetResourceIdentifiers(t *testing.T) {
 	} else {
 		ko.Status.ID = nil
 	}
+	if resp.Tags != nil {
+		f1 := []*svcapitypes.Tag{}
+		for _, f1iter := range resp.Tags {
+			f1elem := &svcapitypes.Tag{}
+			if f1iter.Key != nil {
+				f1elem.Key = f1iter.Key
+			}
+			if f1iter.Value != nil {
+				f1elem.Value = f1iter.Value
+			}
+			f1 = append(f1, f1elem)
+		}
+		ko.Status.Tags = f1
+	} else {
+		ko.Status.Tags = nil
+	}
 `
 	assert.Equal(
 		expected,

pkg/generate/code/set_sdk_test.go

@@ -17,11 +17,10 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/aws-controllers-k8s/code-generator/pkg/model"
-
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
+	"github.com/aws-controllers-k8s/code-generator/pkg/model"
 	"github.com/aws-controllers-k8s/code-generator/pkg/testutil"
 )
 
@@ -126,6 +125,7 @@ func TestEC2_Volume(t *testing.T) {
 
 	expSpecFieldCamel := []string{
 		"AvailabilityZone",
+		"ClientToken",
 		"DryRun",
 		"Encrypted",
 		"IOPS",
@@ -135,6 +135,7 @@ func TestEC2_Volume(t *testing.T) {
 		"Size",
 		"SnapshotID",
 		"TagSpecifications",
+		"Throughput",
 		"VolumeType",
 	}
 	assert.Equal(expSpecFieldCamel, attrCamelNames(specFields))