providers/aws: route table import should ignore default rule

builtin/providers/aws/import_aws_route_table.go

@@ -33,6 +33,11 @@ func resourceAwsRouteTableImportState(
 	// Construct the routes
 	subResource := resourceAwsRoute()
 	for _, route := range table.Routes {
+		// Ignore the local/default route
+		if route.GatewayId != nil && *route.GatewayId == "local" {
+			continue
+		}
+
 		// Minimal data for route
 		d := subResource.Data(nil)
 		d.SetType("aws_route")

builtin/providers/aws/import_aws_route_table_test.go

@@ -11,7 +11,7 @@ import (
 func TestAccAWSRouteTable_importBasic(t *testing.T) {
 	checkFn := func(s []*terraform.InstanceState) error {
 		// Expect 2: group, 1 rules
-		if len(s) != 3 {
+		if len(s) != 2 {
 			return fmt.Errorf("bad states: %#v", s)
 		}