docs: sync categoryLinkSource table in demo intro.mdx

Apply the same correction to the demo site's options table so the
hosted docs match the package READMEs.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Author: sserrata

demo/docs/intro.mdx

@@ -231,7 +231,7 @@ The `docusaurus-plugin-openapi-docs` plugin can be configured with the following
 | Name                 | Type      | Default | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
 | -------------------- | --------- | ------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
 | `groupPathsBy`       | `string`  | `null`  | Organize and group sidebar slice by specified option. Note: Currently, `groupPathsBy` only contains support for grouping by `tag` and `tagGroup`.                                                                                                                                                                                                                                                                                                                                                                                                        |
-| `categoryLinkSource` | `string`  | `null`  | Defines what source to use for rendering category link pages when grouping paths by tag. <br/><br/>The supported options are as follows: <br/><br/> `tag`: Sets the category link config type to `generated-index` and uses the tag description as the link config description. <br/><br/>`info`: Sets the category link config type to `doc` and renders the `info` section as the category link (recommended only for multi/micro-spec scenarios). <br/><br/>`none`: Does not create pages for categories, only groups that can be expanded/collapsed. |
+| `categoryLinkSource` | `string`  | `null`  | Defines what source to use for rendering category link pages when grouping paths by tag. <br/><br/>The supported options are as follows: <br/><br/>`tag`: Sets the category link config type to `doc` and uses the generated tag index page as the category link. <br/><br/>`info`: Sets the category link config type to `doc` and renders the `info` section as the category link (recommended only for multi/micro-spec scenarios). <br/><br/>`auto`: Sets the category link config type to `generated-index` and auto-generates an index page for each tag category. <br/><br/>When omitted, no link config is generated and categories render as expand/collapse groups only. |
 | `sidebarCollapsible` | `boolean` | `true`  | Whether sidebar categories are collapsible by default.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
 | `sidebarCollapsed`   | `boolean` | `true`  | Whether sidebar categories are collapsed by default.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
 | `customProps`        | `object`  | `null`  | Additional props for customizing a sidebar item.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |