chore(amamzon-q): remove variables section (#157)

## Description

We already render all available values at
https://registry.coder.com/modules/coder/amazon-q?tab=variables

---

## Type of Change

- [ ] New module
- [ ] Bug fix
- [ ] Feature/enhancement
- [x] Documentation
- [ ] Other

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Author: matifali

registry/coder/modules/amazon-q/README.md

@@ -114,25 +114,6 @@ module "amazon-q" {
 }
 ```
 
-## Variables
-
-| Name                             | Required | Default                  | Description                                                                                     |
-| -------------------------------- | -------- | ------------------------ | ----------------------------------------------------------------------------------------------- |
-| `agent_id`                       | Yes      | —                        | The ID of a Coder agent.                                                                        |
-| `experiment_auth_tarball`        | Yes      | —                        | Base64-encoded, zstd-compressed tarball of a pre-authenticated Amazon Q config directory.       |
-| `install_amazon_q`               | No       | `true`                   | Whether to install Amazon Q.                                                                    |
-| `amazon_q_version`               | No       | `latest`                 | Version to install.                                                                             |
-| `experiment_use_screen`          | No       | `false`                  | Use GNU screen for background operation.                                                        |
-| `experiment_use_tmux`            | No       | `false`                  | Use tmux for background operation.                                                              |
-| `experiment_report_tasks`        | No       | `false`                  | Enable task reporting to Coder.                                                                 |
-| `experiment_pre_install_script`  | No       | `null`                   | Custom script to run before install.                                                            |
-| `experiment_post_install_script` | No       | `null`                   | Custom script to run after install.                                                             |
-| `icon`                           | No       | `/icon/amazon-q.svg`     | The icon to use for the app.                                                                    |
-| `folder`                         | No       | `/home/coder`            | The folder to run Amazon Q in.                                                                  |
-| `order`                          | No       | `null`                   | The order determines the position of app in the UI presentation.                                |
-| `system_prompt`                  | No       | See [main.tf](./main.tf) | The system prompt to use for Amazon Q. This should instruct the agent how to do task reporting. |
-| `ai_prompt`                      | No       | See [main.tf](./main.tf) | The initial task prompt to send to Amazon Q.                                                    |
-
 ## Notes
 
 - Only one of `experiment_use_screen` or `experiment_use_tmux` can be true at a time.