USWDS-Site: Documentation updates for release 3.8.0

[mahoneycm]

Summary

Changelogs for all updates in the USWDS 3.8.0 release.

Todo

• [x] Button group changelog
• [x] Validation & Text input changelogs
• [x] Update preview links
• [x] Add scrollable table demo fix
• [x] Remove bumped features

Preview links

Documentation page template

• Preview: Changelog
• PR: uswds/uswds#5681
• Changelog: #2495

Checkbox

• Preview: Changelog
• PR: uswds/uswds#5713
• Changelog: #2482

In-page nav

• Preview:
  • Documentation
  • Changelog
• PR: uswds/uswds#5444
• Changelog: #2252

Button

• Preview:
  • Changelog
  • Settings entry
  • Settings changelog
• PR: uswds/uswds#5398
• Changelog: #2207

Button group

• Preview: Changelog
• PR: uswds/uswds#5657
• Changelog: #2498

Datepicker

• Preview: Changelog
• PR: uswds/uswds#5701
• Changelog: #2483

Validation and Text input

• Preview:
  • Validation
  • Text input
• PR: uswds/uswds#5233
• Changelog: #2497

Table

• Preview:
  • Documentation
  • Changelog
  • Settings
  • Settings changelog
• PR: uswds/uswds#5420
• Changelog and documentation: #2229

Scrollable examples

• Preview:
  • Changelog
  • Changelog PR: uswds/uswds-site#2501

Form

• Preview: Changelog
• PR: uswds/uswds#5455
• Changelog: #2254

Footer

• Preview: Changelog
• PR: uswds/uswds#5675
• Changelog: #2484

No documentation changes needed

• USWDS - Dependencies: update gulp-mocha
  • PR: https://github.com/uswds/uswds/pull/5680
  • Changelog: N/A - Dependency bump; no user-facing change
• USWDS - Dependencies: Remove experimental module work from core
  • PR: https://github.com/uswds/uswds/pull/5673
  • Changelog: N/A - Dependency bump; no user-facing change
• ~USWDS: Remove outdated normalizations~
  • ~PR: https://github.com/uswds/uswds/pull/5555~
  • ~Changelog: N/A - No user-facing change~

[mejiaj]

Opened branch release-3.8.0 to PR against.

[amyleadem]

Moved draft release notes to https://github.com/uswds/uswds/issues/5797#issuecomment-1973404168