kazz187/fargate-td: cmd/fargate-td/cmd/deploy.go; 41 LoC

Found a possible issue in [kazz187/fargate-td](https://www.github.com/kazz187/fargate-td) at [cmd/fargate-td/cmd/deploy.go](https://github.com/kazz187/fargate-td/blob/f761be4195cb8fd6a61a7cab1774075a463eb287/cmd/fargate-td/cmd/deploy.go#L126-L166)

Below is the message reported by the analyzer for this snippet of code. Beware that the analyzer only reports the first
issue it finds, so please do not limit your consideration to the contents of the below message.

> reference to cluster was used in a composite literal at line 128

[Click here to see the code in its original context.](https://github.com/kazz187/fargate-td/blob/f761be4195cb8fd6a61a7cab1774075a463eb287/cmd/fargate-td/cmd/deploy.go#L126-L166)

Click here to show the 41 line(s) of Go which triggered the analyzer.

```go
for cluster, services := range servicesMap {
svcRes, err := svc.DescribeServicesRequest(&ecs.DescribeServicesInput{
Cluster: &cluster,
Services: services,
}).Send(context.Background())
if err != nil {
return nil, err
}
if svcRes == nil {
return nil, fmt.Errorf("service is not found in cluster %s", cluster)
}
svcToTd := map[string]string{}
for _, s := range svcRes.Services {
svcToTd[*s.ServiceName] = *s.TaskDefinition
}

for _, s := range services {
fmt.Printf("Diff [cluster: %s, service: %s]\n", cluster, s)
td, ok := svcToTd[s]
if !ok {
return nil, fmt.Errorf("service %s is not found in cluster %s", s, cluster)
}
currentTdRes, err := svc.DescribeTaskDefinitionRequest(&ecs.DescribeTaskDefinitionInput{
TaskDefinition: &td,
}).Send(context.Background())
if err != nil {
return nil, fmt.Errorf("failed to get current task definition: %w", err)
}
currentTdRes.TaskDefinition.Revision = newTd.Revision
currentTdRes.TaskDefinition.TaskDefinitionArn = newTd.TaskDefinitionArn
diff := cmp.Diff(currentTdRes.TaskDefinition, newTd)
diffMap[s] = diff
if diff == "" {
fmt.Println("Already up-to-date")
} else {
fmt.Println("```")
displayColorDiff(diff)
fmt.Println("```")
}
}
}

```

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See the descriptions of the classifications [here](https://github.com/github-vet/rangeclosure-findings#how-can-i-help) for more information.

commit ID: f761be4195cb8fd6a61a7cab1774075a463eb287