chore: bump hashicorp/null from 3.1.1 to 3.2.2

Bumps [hashicorp/null](https://github.com/hashicorp/terraform-provider-null) from 3.1.1 to 3.2.2.
- [Release notes](https://github.com/hashicorp/terraform-provider-null/releases)
- [Changelog](https://github.com/hashicorp/terraform-provider-null/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-provider-null@v3.1.1...v3.2.2)

---
updated-dependencies:
- dependency-name: hashicorp/null
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

versions.tf

@@ -6,7 +6,7 @@ terraform {
   required_providers {
     null = {
       source  = "hashicorp/null"
-      version = "3.1.1"
+      version = "3.2.2"
     }
   }
 }