chore: bump smithy-kotlin version (#1395)

Author: ianbotsf

.changes/e214d9cb-654b-4d05-aeea-bf1b4a8d97f0.json

@@ -0,0 +1,8 @@
+{
+    "id": "e214d9cb-654b-4d05-aeea-bf1b4a8d97f0",
+    "type": "bugfix",
+    "description": "Upgrade to **1.3.8** version of **smithy-kotlin** to pick up fixes for code-generated deserializers",
+    "issues": [
+        "smithy-lang/smithy-kotlin#1126"
+    ]
+}

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 = "1.3.7"
-smithy-kotlin-codegen-version = "0.33.7"
+smithy-kotlin-runtime-version = "1.3.8"
+smithy-kotlin-codegen-version = "0.33.8"
 
 # codegen
 smithy-version = "1.50.0"