chore(deps): update hashicorp/hcp requirement from ~> 0.50.0 to ~> 0.…

…51.0

Updates the requirements on [hashicorp/hcp](https://github.com/hashicorp/terraform-provider-hcp) to permit the latest version.
- [Release notes](https://github.com/hashicorp/terraform-provider-hcp/releases)
- [Changelog](https://github.com/hashicorp/terraform-provider-hcp/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-provider-hcp@v0.50.0...v0.51.0)

---
updated-dependencies:
- dependency-name: hashicorp/hcp
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

terraform/vsphere-virtual-machine/template-windows-guest-customization-hcp-packer/versions.tf

@@ -6,7 +6,7 @@ terraform {
   required_providers {
     hcp = {
       source  = "hashicorp/hcp"
-      version = "~> 0.50.0"
+      version = "~> 0.51.0"
     }
     vsphere = {
       source  = "hashicorp/vsphere"