Bump cloudposse/vpc/aws from 2.1.1 to 2.2.0

Bumps [cloudposse/vpc/aws](https://github.com/cloudposse/terraform-aws-vpc) from 2.1.1 to 2.2.0.
- [Release notes](https://github.com/cloudposse/terraform-aws-vpc/releases)
- [Commits](cloudposse/terraform-aws-vpc@2.1.1...2.2.0)

---
updated-dependencies:
- dependency-name: cloudposse/vpc/aws
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

vpc.tf

@@ -6,7 +6,7 @@ module "vpc" {
   }
 
   source  = "cloudposse/vpc/aws"
-  version = "2.1.1"
+  version = "2.2.0"
 
   ipv4_primary_cidr_block = var.vpc_cidr_block
   name                    = "cyhy"