chore: bump snapshot versions (#367)

Author: aajtodd

examples/gradle.properties

@@ -1,3 +1,3 @@
 
 # AWS SDK
-awsSdkKotlinVersion=0.8.0-alpha
+awsSdkKotlinVersion=0.8.1-SNAPSHOT

gradle.properties

@@ -7,13 +7,13 @@ kotlin.native.ignoreDisabledTargets=true
 org.gradle.jvmargs=-Xmx6g -XX:MaxPermSize=6g -XX:MaxMetaspaceSize=1G
 
 # sdk
-sdkVersion=0.8.0-alpha
+sdkVersion=0.8.1-SNAPSHOT
 
 # codegen
 smithyVersion=1.9.1
 smithyGradleVersion=0.5.3
 # smithy-kotlin codegen and runtime are versioned together
-smithyKotlinVersion=0.6.0-alpha
+smithyKotlinVersion=0.6.1-SNAPSHOT
 
 # kotlin
 kotlinVersion=1.5.31
@@ -28,7 +28,7 @@ atomicFuVersion=0.16.1
 kotlinxSerializationVersion=1.3.0
 
 # crt
-crtKotlinVersion=0.5.0-alpha
+crtKotlinVersion=0.5.1-SNAPSHOT
 
 # testing/utility
 junitVersion=5.6.2