Prepare for 2.28.1 release

[radeksimko]

Depends on

• Prepare for v0.32.1 release terraform-ls#1449

Fixes

• Incorrect diagnostic without default type = "ssh" in connection block #1573
• Valid tfvars found outside of root configuration reporting as incorrect syntax  #1574
• Mis-diagnosed terraform_remote_state datasource #1575
• Local variable with and empty map or list report error not declare  #1576
• v2.28.0 - "cloud" block says "organization" is required - but it is not and it is highlighted as an issue #1577

[github-actions]

I'm going to lock this pull request because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues.
If you have found a problem that seems related to this change, please open a new issue and complete the issue template so we can capture all the details necessary to investigate further.