Bump github.com/hashicorp/terraform-plugin-sdk/v2 from 2.29.0 to 2.31.0

Bumps [github.com/hashicorp/terraform-plugin-sdk/v2](https://github.com/hashicorp/terraform-plugin-sdk) from 2.29.0 to 2.31.0.
- [Release notes](https://github.com/hashicorp/terraform-plugin-sdk/releases)
- [Changelog](https://github.com/hashicorp/terraform-plugin-sdk/blob/main/CHANGELOG.md)
- [Commits](hashicorp/terraform-plugin-sdk@v2.29.0...v2.31.0)

---
updated-dependencies:
- dependency-name: github.com/hashicorp/terraform-plugin-sdk/v2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -4,7 +4,7 @@ go 1.15
 
 require (
 	github.com/hashicorp/go-cty v1.4.1-0.20200414143053-d3edf31b6320
-	github.com/hashicorp/terraform-plugin-sdk/v2 v2.29.0
+	github.com/hashicorp/terraform-plugin-sdk/v2 v2.31.0
 	github.com/johnaoss/htpasswd v0.0.0-20190120213328-a0cc59f788da
 	github.com/tredoe/osutil/v2 v2.0.0-rc.16
 	golang.org/x/crypto v0.17.0