Merge pull request #32797 from storybookjs/sidnioulz/fix-addons-doc-keywords

Docs: Fix up references to old storybook-addons keyword
(cherry picked from commit 03f6307)

Author: jonniebigodes

docs/addons/integration-catalog.mdx

@@ -24,14 +24,14 @@ Add your addon to the catalog by publishing a npm package that follows these req
 
 ### Addon metadata
 
-We rely on metadata to organize your addon in the catalog. You must add the <code>storybook-addons</code> as the first keyword, followed by your addon's category. Additional keywords will be used in search and as tags.
+We rely on metadata to organize your addon in the catalog. You must add the <code>storybook-addon</code> as the first keyword, followed by your addon's category. Additional keywords will be used in search and as tags.
 
 | Property      | Description                            | Example                                                                   |
 | ------------- | -------------------------------------- | ------------------------------------------------------------------------- |
 | `name`        | Addon package name                     | storybook-addon-example                                                   |
 | `description` | Addon description                      | Outline all elements with CSS to help with layout placement and alignment |
 | `author`      | Name of the author                     | winkerVSbecks                                                             |
-| `keywords`    | List of keywords to describe the addon | `["storybook-addons","style","debug"]`                                    |
+| `keywords`    | List of keywords to describe the addon | `["storybook-addon","style","debug"]`                                    |
 | `repository`  | Addon repository                       | `{"type": "git","url": "https://github.com/someone/my-addon" }`           |
 
 Customize your addon's appearance by adding the `storybook` property with the following fields.
@@ -69,7 +69,7 @@ Use the list below as a reference when filling in the values for both the `suppo
     "url": "https://github.com/chromaui/storybook-addon-example"
   },
   "author": "winkerVSbecks",
-  "keywords": ["storybook-addons", "style", "debug", "layout", "css"],
+  "keywords": ["storybook-addon", "style", "debug", "layout", "css"],
   "storybook": {
     "displayName": "Outline",
     "unsupportedFrameworks": ["vue"],

docs/addons/writing-addons.mdx

@@ -215,15 +215,15 @@ The second metadata category is related to the [integration catalog](https://sto
     "unsupportedFrameworks": ["react-native"],
     "icon": "https://yoursite.com/link-to-your-icon.png"
   },
-  "keywords": ["storybook-addons", "appearance", "style", "css", "layout", "debug"]
+  "keywords": ["storybook-addon", "appearance", "style", "css", "layout", "debug"]
 }
 ```
 
 <Callout variant="info">
   The `storybook` configuration element includes additional properties that help customize the addon's searchability and indexing. For more information, see the [Integration catalog documentation](./integration-catalog.mdx).
 </Callout>
 
-One essential item to note is the `keywords` property as it maps to the catalog's tag system. Adding the `storybook-addons` ensures that the addon is discoverable in the catalog when searching for addons. The remaining keywords help with the searchability and categorization of the addon.
+One essential item to note is the `keywords` property as it maps to the catalog's tag system. Adding the `storybook-addon` keyword ensures that the addon is discoverable in the catalog when searching for addons. The remaining keywords help with the searchability and categorization of the addon.
 
 ### Publishing to NPM