Fix the filemap for IAM endpoint type from endpoints file

[hkantare]

harinireddy@Harinis-MacBook-Pro temp % terraform1.5 plan                    
data.ibm_container_cluster_versions.cluster_versions: Reading...
data.ibm_container_cluster_versions.cluster_versions: Read complete after 1s [id=2025-10-21 06:30:22.159578 +0000 UTC]

No changes. Your infrastructure matches the configuration.

Terraform has compared your real infrastructure against your configuration and found no differences, so no changes are needed.
╷
│ Warning: Argument is deprecated
│ 
│   with data.ibm_container_cluster_versions.cluster_versions,
│   on test.tf line 3, in data "ibm_container_cluster_versions" "cluster_versions":
│    3:   region = "eu-de"
│ 
│ This field is deprecated
│ 
│ (and one more similar warning elsewhere)
╵
harinireddy@Harinis-MacBook-Pro temp % terraform1.5 apply
data.ibm_container_cluster_versions.cluster_versions: Reading...
data.ibm_container_cluster_versions.cluster_versions: Read complete after 2s [id=2025-10-21 06:32:51.609372 +0000 UTC]

No changes. Your infrastructure matches the configuration.

Terraform has compared your real infrastructure against your configuration and found no differences, so no changes are needed.
╷
│ Warning: Argument is deprecated
│ 
│   with data.ibm_container_cluster_versions.cluster_versions,
│   on test.tf line 3, in data "ibm_container_cluster_versions" "cluster_versions":
│    3:   region = "eu-de"
│ 
│ This field is deprecated
│ 
│ (and one more similar warning elsewhere)
╵

Apply complete! Resources: 0 added, 0 changed, 0 destroyed.
harinireddy@Harinis-MacBook-Pro temp % terraform1.5 show 
# data.ibm_container_cluster_versions.cluster_versions:
data "ibm_container_cluster_versions" "cluster_versions" {
    default_kube_version      = "1.33.5"
    default_openshift_version = "4.18.24"
    id                        = "2025-10-21 06:32:51.609372 +0000 UTC"
    region                    = "eu-de"
    valid_kube_versions       = [
        "1.30.14",
        "1.31.13",
        "1.32.9",
        "1.33.5",
    ]
    valid_openshift_versions  = [
        "4.14.56",
        "4.15.57",
        "4.16.48",
        "4.17.40",
        "4.18.24",
        "4.19.13",
    ]
}

[kavya498]

LGTM