release notes

Author: Dottenpixel

RELEASENOTES.md

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 <!-- Release notes authoring guidelines: http://keepachangelog.com/ -->
 <!-- !!! THIS FILE IS AUTO-GENERATED !!! DO NOT EDIT THIS FILE MANUALLY !!! -->
 
+## Release 2.22.0 - May 5, 2023
+
+## Components
+### [Activity Timeline](https://www.lightningdesignsystem.com/components/activity-timeline)
+#### Changed
+- Replaced aria-hidden with hidden attribute for components that show/hide content
+<!-- ## [VERSION] -->
+
+### [Carousel](https://www.lightningdesignsystem.com/components/carousel)
+#### Changed
+- Replaced aria-hidden with hidden attribute for components that show/hide content
+
+### [Checkbox Toggle](https://www.lightningdesignsystem.com/components/checkbox-toggle)
+#### Fixed
+- Fixed `NVDA` checkbox toggle is announced twice removed aria-live="assertive"
+
+### [Expandable Section](https://www.lightningdesignsystem.com/components/expandable-section)
+#### Changed
+- Replaced aria-hidden with hidden attribute for components that show/hide content
+
+### [Panels](https://www.lightningdesignsystem.com/components/panels)
+#### Changed
+- Replaced aria-hidden with hidden attribute for components that show/hide content
+
+### [Progress Ring](https://www.lightningdesignsystem.com/components/progress-ring)
+#### Fixed
+- Fixed duplicate IDs by adding helper method 
+
+### [Split View](https://www.lightningdesignsystem.com/components/split-view)
+#### Changed
+- Replaced aria-hidden with hidden attribute for components that show/hide content
+
+### [Summary Detail](https://www.lightningdesignsystem.com/components/summary-detail)
+#### Changed
+- Replaced aria-hidden with hidden attribute for components that show/hide content
+<!-- ## [VERSION] -->
+
 ## Release 2.21.0 - April 20, 2023
 
 ## Fixed