docs: move public folder to workspace configuration section (angular#56931)

move the public folder entry from the application project files section to the workspace configuration files section

PR Close angular#56931

Author: mvdluit

adev/src/content/reference/configs/file-structure.md

@@ -42,6 +42,7 @@ The top level of the workspace contains workspace-wide configuration files, conf
 | `package.json`                | Configures [npm package dependencies](reference/configs/npm-packages) that are available to all projects in the workspace. See [npm documentation](https://docs.npmjs.com/files/package.json) for the specific format and contents of this file.                                                                 |
 | `package-lock.json`           | Provides version information for all packages installed into `node_modules` by the npm client. See [npm documentation](https://docs.npmjs.com/files/package-lock.json) for details.                                                                                                                              |
 | `src/`                        | Source files for the root-level application project.                                                                                                                                                                                                                                                             |
+| `public/`                     | Contains image and other asset files to be served as static files by the dev server and copied as-is when you build your application.                                                                                             |
 | `node_modules/`               | Installed [npm packages](reference/configs/npm-packages) for the entire workspace. Workspace-wide `node_modules` dependencies are visible to all projects.                                                                                                                                                       |
 | `tsconfig.json`               | The base [TypeScript](https://www.typescriptlang.org) configuration for projects in the workspace. All other configuration files inherit from this base file. For more information, see the [relevant TypeScript documentation](https://www.typescriptlang.org/docs/handbook/tsconfig-json.html#tsconfig-bases). |
 
@@ -64,7 +65,6 @@ Subfolders contain the application source and application-specific configuration
 | Application support files | Purpose                                                                                                                                                                                                                           |
 |:---                       |:---                                                                                                                                                                                                                               |
 | `app/`                    | Contains the component files in which your application logic and data are defined. See details [below](#app-src).                                                                                                                 |
-| `public/`                 | Contains image and other asset files to be served as static files by the dev server and copied as-is when you build your application.                                                                                             |
 | `favicon.ico`             | An icon to use for this application in the bookmark bar.                                                                                                                                                                          |
 | `index.html`              | The main HTML page that is served when someone visits your site. The CLI automatically adds all JavaScript and CSS files when building your app, so you typically don't need to add any `<script>` or`<link>` tags here manually. |
 | `main.ts`                 | The main entry point for your application.                                                                                                                                                                                        |