update aws-sdk-java pom to add imds and dyanmodb-enhanced (#4890)

Author: zoewangg

aws-sdk-java/pom.xml

@@ -303,6 +303,11 @@ Amazon AutoScaling, etc).</description>
             <artifactId>dynamodb</artifactId>
             <version>${awsjavasdk.version}</version>
         </dependency>
+        <dependency>
+            <groupId>software.amazon.awssdk</groupId>
+            <artifactId>dynamodb-enhanced</artifactId>
+            <version>${awsjavasdk.version}</version>
+        </dependency>
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>ec2</artifactId>
@@ -423,6 +428,11 @@ Amazon AutoScaling, etc).</description>
             <artifactId>iam-policy-builder</artifactId>
             <version>${awsjavasdk.version}</version>
         </dependency>
+        <dependency>
+            <groupId>software.amazon.awssdk</groupId>
+            <artifactId>imds</artifactId>
+            <version>${awsjavasdk.version}</version>
+        </dependency>
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>inspector</artifactId>