Update changelogs for v0.21.4 release

GitOrigin-RevId: 1741cf5502c5a788d9994671e1567cc6ae18d29e

Author: github-actions[bot]

CHANGELOG.md

@@ -98,6 +98,14 @@ Mapbox welcomes participation and contributions from everyone.
 ## Dependencies
 * Update gl-native to [v11.22.0](https://github.com/mapbox/mapbox-maps-android/releases/tag/v11.22.0), common to [v24.22.0](https://github.com/mapbox/mapbox-maps-android/releases/tag/v11.22.0).
 
+
+
+# 11.21.4 May 05, 2026
+
+## Dependencies
+* Update gl-native to [v11.21.4](https://github.com/mapbox/mapbox-maps-android/releases/tag/v11.21.4), common to [v24.21.4](https://github.com/mapbox/mapbox-maps-android/releases/tag/v11.21.4).
+
+
 # 11.21.3 April 23, 2026
 
 ## Bug fixes 🐞