Bump AWSSDK.DynamoDBv2 from 4.0.18 to 4.0.18.4 (#3429)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Directory.Packages.props

@@ -35,7 +35,7 @@
     <PackageVersion Include="Aspire.Hosting" Version="13.0.0" />
     <PackageVersion Include="Aspire.Hosting.Testing" Version="13.0.0" />
     <PackageVersion Include="AWSSDK.Core" Version="4.0.7.3" />
-    <PackageVersion Include="AWSSDK.DynamoDBv2" Version="4.0.18" />
+    <PackageVersion Include="AWSSDK.DynamoDBv2" Version="4.0.18.4" />
     <PackageVersion Include="AWSSDK.SQS" Version="4.0.2.32" />
     <PackageVersion Include="AWSSDK.S3" Version="4.0.22.1" />
     <PackageVersion Include="Elastic.OpenTelemetry" Version="1.3.0" />