fix(Stories): Update multiple component stories

What does this MR do?

Breadcrumb

• Add collapsed variant story
• Remove note about stying update (as this update has happened)

Button

• Retitle Ellipsis story

Drawer

• Add actions example
• Add example with documentation style content

Dropdown / Combobox

• Add multiple listbox examples

Dropdown / Disclosure

• Add multiple disclosure examples
• Add note that disclosures need to be updated to match UI kit. Note mirrors wording found on Combobox page.

Form elements / Checkbox

• Retitle checkbox states story to better communicate what this example is showing
• Add checkbox tree story

Form elements / Date picker

• Remove non-compliant styling from the range story
• Add example date range limit indicator

Form elements / Radio button

• Retitle radio button states story to better communicate what this example is showing
• Add radio button group story to allow consumers to see 'real' behaviour, as the states example is a couple of groups together

Form elements / Search

• Add link UI kit component

Form elements / Token

• Retitle stories to match variant names

Does this MR meet the acceptance criteria?

• The MR title and commit messages meet the Pajamas commit conventions.
• The “What does this MR do?” section in the MR description is filled out, explaining the reasons for and scope of the proposed changes, per “Say why not just what”.
  • For example, if the MR is focused on usage guidelines, addressing accessibility challenges could be added in a separate MR.
• Relevant label(s) are applied to the MR.
• The MR is added to a milestone.
• If creating a new component page from scratch, it follows the page template structure.
• Content follows the Pajamas voice and tone guidelines, falling back on the GitLab Documentation Style Guide when needed.
• Related pages are cross-linked, where helpful. Component pages have related components and patterns defined in their Markdown front matter.
• If embedding a Figma file, it follows the Figma embed guide.
• Review requested from any GitLab designer or directly from a maintainer or trainee maintainer.

Links