artifactory_remote_gems_repository does not implement UpgradeState() method

[deepbrook]

Describe the bug
The respective resource should implement the UpgradeState method.

Requirements for and issue

• Your version of terraform: 1.9.8
• Your version of terraform provider: 12.8.3

Expected behavior
While upgrading from 11.6.0 to provider version 12.8.3.

Error Message

│ Error: Unable to Upgrade Resource State
│ 
│   with artifactory_remote_gems_repository.remote_gems_repo["DEV"],
│   on remote_repositories.tf line 360, in resource "artifactory_remote_gems_repository" "remote_gems_repo":
│  360: resource "artifactory_remote_gems_repository" "remote_gems_repo" {
│ 
│ This resource was implemented without an UpgradeState() method, however
│ Terraform was expecting an implementation for version 3 upgrade.
│ 
│ This is always an issue with the Terraform Provider and should be reported
│ to the provider developer.
╵

[alexhung]

@deepbrook Can you try upgrading to 12.8.0 first, then to the latest? This should bypass the error.

[deepbrook]

@alexhung , thanks for the reply - upgrading to 12.8.0 first did solve the issue. Thanks!