chore: release 1.4.0

Author: aws-sdk-kotlin-ci

.changes/0857b6f0-0444-479f-be6b-06ef71d482a0.json

@@ -1,5 +1,16 @@
 # Changelog
 
+## [1.4.0] - 01/15/2025
+
+### Features
+* [#1431](https://github.com/awslabs/aws-sdk-kotlin/issues/1431) ⚠️ **IMPORTANT**: Add `retryStrategy` configuration option for waiters
+
+### Fixes
+* [#1321](https://github.com/awslabs/aws-sdk-kotlin/issues/1321) Include more information when retry strategy halts early due to token bucket capacity errors
+
+### Miscellaneous
+* ⚠️ **IMPORTANT**: Upgrade to Kotlin 2.1.0
+
 ## [1.3.34] - 01/10/2025
 
 ## [1.3.33] - 01/10/2025

.changes/1a68d0b7-00e7-45c0-88f6-95e5c39c9c61.json

@@ -13,7 +13,7 @@ kotlinx.atomicfu.enableNativeIrTransformation=false
 org.gradle.jvmargs=-Xmx2G -XX:MaxMetaspaceSize=1G
 
 # SDK
-sdkVersion=1.3.35-SNAPSHOT
+sdkVersion=1.4.0
 
 # codegen
-codegenVersion=0.33.35-SNAPSHOT
+codegenVersion=0.34.0