fix: replace variable in each ecschedule.yml

[takaishi]

Description

Fixes # (issue)

Type of change

• [ ] Document update or simple typo fix
• [ ] Maintenance/update components
• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

How Has This Been Tested?

• [ ] I have checked backward/forward compatibility that may cause regarding this change.

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```diff ```

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```diff --- arn:aws:ecs:ap-northeast-1:607167088920:service/dreamkast-prod/seaman +++ prod/seaman/service-def.jsonnet @@ -11,7 +11,6 @@ "enableECSManagedTags": true, "enableExecuteCommand": true, "forceNewDeployment": false, - "healthCheckGracePeriodSeconds": 0, "networkConfiguration": { "awsvpcConfiguration": { "assignPublicIp": "ENABLED", --- arn:aws:ecs:ap-northeast-1:607167088920:task-definition/dreamkast-prod-seaman:91 +++ prod/seaman/task-def.jsonnet @@ -90,7 +90,6 @@ "taskRoleArn": "arn:aws:iam::607167088920:role/dreamkast-prod-ecs-seaman", "volumes": [ { - "host": {}, "name": "config" } ] ```

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