Bump AWSSDK.SecurityToken from 3.7.1.207 to 3.7.1.209 (#478)

Bumps [AWSSDK.SecurityToken](https://github.com/aws/aws-sdk-net) from 3.7.1.207 to 3.7.1.209.
- [Release notes](https://github.com/aws/aws-sdk-net/releases)
- [Commits](https://github.com/aws/aws-sdk-net/commits)

---
updated-dependencies:
- dependency-name: AWSSDK.SecurityToken
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

src/WorkflowManager/Contracts/Monai.Deploy.WorkflowManager.Contracts.csproj

@@ -32,7 +32,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="AWSSDK.SecurityToken" Version="3.7.1.207" />
+    <PackageReference Include="AWSSDK.SecurityToken" Version="3.7.1.209" />
     <PackageReference Include="Monai.Deploy.Messaging" Version="0.1.6-rc0001" />
     <PackageReference Include="MongoDB.Bson" Version="2.17.1" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />

src/WorkflowManager/WorkflowExecuter/Monai.Deploy.WorkloadManager.WorkfowExecuter.csproj

@@ -34,7 +34,7 @@
     <PackageReference Include="Ardalis.GuardClauses" Version="4.0.1" />
     <PackageReference Include="Monai.Deploy.Messaging" Version="0.1.6-rc0001" />
     <PackageReference Include="Monai.Deploy.Storage" Version="0.2.7" />
-    <PackageReference Include="AWSSDK.SecurityToken" Version="3.7.1.207" />
+    <PackageReference Include="AWSSDK.SecurityToken" Version="3.7.1.209" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>