Revert "Automated documentation update"

This reverts commit 66b31e08.

src/gradle/README.md

-
-# Gradle (via SDKMAN!) (gradle)
-
-
-
-## Example Usage
-
-```json
-"features": [
-    {
-        "id": "devcontainers/features/gradle@latest",
-        "options": {
-            "version": "latest"
-        }
-    }
-]
-```
-
-## Options
-
-| Options Id | Description | Type | Default Value |
-|-----|-----|-----|-----|
-| version | Select or enter a Gradle version to install | string | latest |
-
----
-
-_Note: This file was auto-generated from the [devcontainer-feature.json](./devcontainer-feature.json)._