Merge pull request #127 from cloudcomponents/patch_125

fix: Property name

Author: hupe1980

packages/cdk-blue-green-container-deployment/src/ecs-service.ts

@@ -120,7 +120,7 @@ export class EcsService extends Construct implements IConnectable, IEcsService {
         TargetGroupArn: prodTargetGroup.targetGroupArn,
         ContainerPort: containerPort,
         SchedulingStrategy: SchedulingStrategy.REPLICA,
-        HealthCheckGracePeriod: healthCheckGracePeriod.toSeconds(),
+        HealthCheckGracePeriodSeconds: healthCheckGracePeriod.toSeconds(),
         DeploymentConfiguration: {
           maximumPercent: props.maxHealthyPercent ?? 200,
           minimumHealthyPercent: props.minHealthyPercent ?? 50,