misc: merge from main

Author: aws-sdk-kotlin-ci

CHANGELOG.md

@@ -1,5 +1,7 @@
 # Changelog
 
+## [1.5.20] - 11/10/2025
+
 ## [1.5.19] - 11/04/2025
 
 ### Features

gradle.properties

@@ -15,10 +15,10 @@ org.gradle.jvmargs=-Xmx4G -XX:MaxMetaspaceSize=2G
 org.gradle.parallel=true
 
 # SDK
-sdkVersion=1.5.20-SNAPSHOT
+sdkVersion=1.5.21-SNAPSHOT
 
 # codegen
-codegenVersion=0.35.20-SNAPSHOT
+codegenVersion=0.35.21-SNAPSHOT
 
 # FIXME Remove after Dokka 2.0 Gradle plugin is stable
 org.jetbrains.dokka.experimental.gradle.pluginMode=V2Enabled