CHANGELOG.md in aws-sdk-route53recoveryreadiness-1.21.0 vs CHANGELOG.md in aws-sdk-route53recoveryreadiness-1.22.0

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.22.0 (2024-01-26)
+------------------
+
+* Feature - Code Generated Changes, see `./build_tools` or `aws-sdk-core`'s CHANGELOG.md for details.
+
 1.21.0 (2023-11-28)
 ------------------
 
 * Feature - Code Generated Changes, see `./build_tools` or `aws-sdk-core`'s CHANGELOG.md for details.