Bump hashicorp/aws in /infrastructure/stacks/blue-green-link

Bumps [hashicorp/aws](https://github.com/hashicorp/terraform-provider-aws) from 5.68.0 to 6.7.0.
- [Release notes](https://github.com/hashicorp/terraform-provider-aws/releases)
- [Changelog](https://github.com/hashicorp/terraform-provider-aws/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-provider-aws@v5.68.0...v6.7.0)

---
updated-dependencies:
- dependency-name: hashicorp/aws
  dependency-version: 6.7.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

infrastructure/stacks/blue-green-link/.terraform.lock.hcl

@@ -5,7 +5,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "~> 5.68.0"
+      version = "~> 6.7.0"
     }
   }
 }