chore(deps): update dependency hashicorp/terraform to v1.9.6 (#349)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [hashicorp/terraform](https://redirect.github.com/hashicorp/terraform)
| patch | `1.9.5` -> `1.9.6` |

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---

### Release Notes

<details>
<summary>hashicorp/terraform (hashicorp/terraform)</summary>

###
[`v1.9.6`](https://redirect.github.com/hashicorp/terraform/releases/tag/v1.9.6)

[Compare
Source](https://redirect.github.com/hashicorp/terraform/compare/v1.9.5...v1.9.6)

#### 1.9.6 (September 18, 2024)

BUG FIXES:

- plan renderer: Render complete changes within unknown nested blocks.
([#&#8203;35644](https://redirect.github.com/hashicorp/terraform/issues/35644))
- plan renderer: Fix crash when attempting to render unknown nested
blocks that contain attributes forcing resource replacement.
([#&#8203;35644](https://redirect.github.com/hashicorp/terraform/issues/35644))
- plan renderer: Fix crash when rendering a plan that contains null
attributes being update to unknown values.
([#&#8203;35709](https://redirect.github.com/hashicorp/terraform/issues/35709))

</details>

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.terraform-version

@@ -1 +1 @@
-1.9.5
+1.9.6