chore: upgrade smithy-kotlin (#1389)

Author: ianbotsf

.changes/84d2271c-62a1-4228-9af0-91fb651942a6.json

@@ -0,0 +1,5 @@
+{
+    "id": "84d2271c-62a1-4228-9af0-91fb651942a6",
+    "type": "misc",
+    "description": "Upgrade to **v1.3.6** of **smithy-kotlin**"
+}

gradle/libs.versions.toml

@@ -9,8 +9,8 @@ coroutines-version = "1.8.1"
 atomicfu-version = "0.24.0"
 
 # smithy-kotlin codegen and runtime are versioned separately
-smithy-kotlin-runtime-version = "1.3.5"
-smithy-kotlin-codegen-version = "0.33.5"
+smithy-kotlin-runtime-version = "1.3.7"
+smithy-kotlin-codegen-version = "0.33.7"
 
 # codegen
 smithy-version = "1.50.0"