chore(deps): update terraform azurerm to v4.39.0

[renovate-bot-helper]

This PR contains the following updates:

Package	Type	Update	Change
azurerm (source)	required_provider	minor	4.38.1 -> 4.39.0

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Release Notes

hashicorp/terraform-provider-azurerm (azurerm)

v4.39.0

Compare Source

FEATURES:

• New Resource: azurerm_api_management_standalone_gateway (#​30226)
• New Resource: azurerm_eventgrid_partner_namespace (#​30266)
• New Resource: azurerm_postgresql_flexible_server_backup (#​29201)

ENHANCEMENTS:

• dependencies: cognitive - update API version to 2025-06-01 (#​30302)
• dependencies: machinelearning - update API version to 2025-06-01 (#​30268)
• Data Source: azurerm_oracle_db_system_shapes - add support for the zone property (#​30071)
• Data Source: azurerm_oracle_gi_versions - add support for the shape and zone properties (#​30071)
• azurerm_cognitive_deployment - remove model.format validation (#​30276)
• azurerm_eventgrid_system_topic - add support for the SystemAssigned, UserAssigned value for the identity.type property (#​30339)
• azurerm_linux_web_app - add support for the 8.4 value in the php_version property (#​30281)
• azurerm_linux_web_app_slot - add support for the 8.4 value in the php_version property (#​30281)
• azurerm_postgresql_flexible_server - the customer_managed_key.geo_backup_key_vault_key_id now supports versionless IDs (#​30305)
• azurerm_site_recovery_replicated_vm - the target_disk_type property now supports the StandardSSD_ZRS, Premium_ZRS and PremiumV2_LRS values and the target_replica_disk_type now supports the StandardSSD_ZRS and Premium_ZRS properties (#​30291)

BUG FIXES:

• azurerm_container_app_environment - fix an issue where identity was not set to the update request payload (#​30311)
• azurerm_function_app_flex_consumption - the maximum_instance_count property now updates as expected (#​30342)
• azurerm_kubernetes_cluster_node_pool - add locks on vnet_subnet_id and pod_subnet_id to prevent conflicts while updating multiple node pools in parallel (#​29537)
• azurerm_postgresql_flexible_server - fix an issue where administrator_password_wo was not set to the update request payload (#​29475)

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