update dynamodb to 2.31.39

Author: stevehu

pom.xml

@@ -86,7 +86,7 @@
         <version.lambda-core>1.2.3</version.lambda-core>
         <version.lambda-events>3.15.0</version.lambda-events>
         <version.lambda-awssdk>2.31.39</version.lambda-awssdk>
-        <version.dynamodb>2.31.9</version.dynamodb>
+        <version.dynamodb>2.31.39</version.dynamodb>
         <version.jose4j>0.9.6</version.jose4j>
         <version.logback>1.5.18</version.logback>
         <version.maven-shade>3.2.4</version.maven-shade>