chore: release 0.8.3

Author: ianbotsf

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Changelog
 
+## [0.8.3] - 04/14/2022
+
+### Fixes
+* only set Content-Type when body is non-empty [#619](https://github.com/awslabs/smithy-kotlin/pull/619)
+
 ## [0.8.2] - 04/07/2022
 
 ### Fixes

gradle.properties

@@ -5,7 +5,7 @@ kotlin.mpp.stability.nowarn=true
 kotlin.native.ignoreDisabledTargets=true
 
 # SDK
-sdkVersion=0.8.3-SNAPSHOT
+sdkVersion=0.8.3
 
 # kotlin
 kotlinVersion=1.6.10