fix: publish Terraform modules only for full x.y.z tags
What
Publish Terraform modules only for full x.y.z tags.
Why
Terraform module versions must be x.y.z: https://developer.hashicorp.com/terraform/registry/modules/publish#requirements
Publishing modules with truncated tags fails:
$ curl --fail-with-body \ # collapsed multi-line command
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 5980 100 37 100 5943 111 17875 --:--:-- --:--:-- --:--:-- 17957
curl: (22) The requested URL returned error: 400