[Documentation] `@ember/controller` and `Controller` are missing from 4.8 and 4.9 API docs

### 📙 Describe the Issue
The API documentation for `@ember/controller` is missing when version 4.8 or 4.9 is selected on https://api.emberjs.com

### 🔬 Minimal Reproduction
Visit https://api.emberjs.com/ember/release. Observe that `@ember/controller` is not listed under the "Packages" section, nor is `Controller` listed under "Classes".
Change the version to 4.7. Observe that `@ember/controller` is listed under "Packages" and `Controller` under "Classes".

### 😕 Actual Behavior
When the selected version is 4.8 or 4.9,`@ember/controller` is not listed under the "Packages" section, nor is `Controller` listed under "Classes".

### 🤔 Expected Behavior
`@ember/controller` is listed under "Packages" and `Controller` under "Classes".

### ➕ Additional Context
Attempting to edit the URL manually to change the version to 4.8 or 4.9 (e.g., https://api.emberjs.com/ember/4.9/modules/@ember%2Fcontroller) gives a 404 error.