Update module github.com/gruntwork-io/terratest to v0.40.21

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/gruntwork-io/terratest	require	patch	v0.40.18 -> v0.40.21

• [ ] PR contains the label that identifies the area, one of: area:provisioner, area:chart
• [ ] If the PR is targeting a Helm chart, add the chart label, e.g. chart:kubernetes-zfs-provisioner

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Release Notes

gruntwork-io/terratest

### [`v0.40.21`](https://togithub.com/gruntwork-io/terratest/releases/tag/v0.40.21) [Compare Source](https://togithub.com/gruntwork-io/terratest/compare/v0.40.20...v0.40.21) #### Modules affected - `helm` #### Description - Added support for ExtraArgs in Helm repository functions #### Special thanks Special thanks to the following users for their contribution! - [@​nxf5025](https://togithub.com/nxf5025) #### Related links - [https://github.com/gruntwork-io/terratest/pull/1166](https://togithub.com/gruntwork-io/terratest/pull/1166) ### [`v0.40.20`](https://togithub.com/gruntwork-io/terratest/releases/tag/v0.40.20) [Compare Source](https://togithub.com/gruntwork-io/terratest/compare/v0.40.19...v0.40.20) #### Modules affected - `opa` #### Description - Exposed `DownloadPolicyE` function so that it can be called independent of OPA functionality. #### Special thanks Special thanks to the following users for their contribution! - [@​joshmyers](https://togithub.com/joshmyers) #### Related links - [https://github.com/gruntwork-io/terratest/pull/1159](https://togithub.com/gruntwork-io/terratest/pull/1159) ### [`v0.40.19`](https://togithub.com/gruntwork-io/terratest/releases/tag/v0.40.19) [Compare Source](https://togithub.com/gruntwork-io/terratest/compare/v0.40.18...v0.40.19) #### Modules affected - `terraform` #### Description - Fixed a bug in the `Clone` function of the `terraform.Options` struct where `map` objects were not being deep cloned, causing side effects. #### Related links - [https://github.com/gruntwork-io/terratest/pull/1157](https://togithub.com/gruntwork-io/terratest/pull/1157) - [https://github.com/gruntwork-io/terratest/pull/1164](https://togithub.com/gruntwork-io/terratest/pull/1164)

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Configuration

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