feat(terraform-provider): update terraform github to 5.31.0 (#929)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [github](https://registry.terraform.io/providers/integrations/github)
([source](https://togithub.com/integrations/terraform-provider-github))
| required_provider | minor | `5.30.1` -> `5.31.0` |

---

### Release Notes

<details>
<summary>integrations/terraform-provider-github (github)</summary>

###
[`v5.31.0`](https://togithub.com/integrations/terraform-provider-github/releases/tag/v5.31.0)

[Compare
Source](https://togithub.com/integrations/terraform-provider-github/compare/v5.30.1...v5.31.0)

#### What's Changed

- build(deps): bump golang.org/x/oauth2 from 0.9.0 to 0.10.0 by
[@&#8203;dependabot](https://togithub.com/dependabot) in
[integrations/terraform-provider-github#1785
- 💅 Typo in docs by [@&#8203;nmacri](https://togithub.com/nmacri) in
[integrations/terraform-provider-github#1789
- Attempted fix for
[#&#8203;1657](https://togithub.com/integrations/terraform-provider-github/issues/1657)
by [@&#8203;yaakov-h](https://togithub.com/yaakov-h) in
[integrations/terraform-provider-github#1774
- Do not change allow_update_branch/has_downloads on archived repos by
[@&#8203;kristian-lesko](https://togithub.com/kristian-lesko) in
[integrations/terraform-provider-github#1795
- feat: add ability to downgrade membership when `github_membership` is
destroyed by [@&#8203;jsifuentes](https://togithub.com/jsifuentes) in
[integrations/terraform-provider-github#1783

#### New Contributors

- [@&#8203;nmacri](https://togithub.com/nmacri) made their first
contribution in
[integrations/terraform-provider-github#1789
- [@&#8203;yaakov-h](https://togithub.com/yaakov-h) made their first
contribution in
[integrations/terraform-provider-github#1774

**Full Changelog**:
integrations/terraform-provider-github@v5.30.1...v5.31.0

</details>

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infrastructure/terraform/github/main.tf

@@ -9,7 +9,7 @@ terraform {
   required_providers {
     github = {
       source  = "integrations/github"
-      version = "5.30.1"
+      version = "5.31.0"
     }
   }
 }