Bump AWSSDK.GreengrassV2 from 3.7.200.2 to 3.7.200.3 in /src (#2348)

Bumps [AWSSDK.GreengrassV2](https://github.com/aws/aws-sdk-net) from 3.7.200.2 to 3.7.200.3.
- [Changelog](https://github.com/aws/aws-sdk-net/blob/master/SDK.CHANGELOG.MD)
- [Commits](https://github.com/aws/aws-sdk-net/commits)

---
updated-dependencies:
- dependency-name: AWSSDK.GreengrassV2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/IoTHub.Portal.Infrastructure/IoTHub.Portal.Infrastructure.csproj

@@ -103,7 +103,7 @@
     <EmbeddedResource Include="RouterConfigFiles\US_902_928_FSB_8.json" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="AWSSDK.GreengrassV2" Version="3.7.200.2" />
+    <PackageReference Include="AWSSDK.GreengrassV2" Version="3.7.200.3" />
     <PackageReference Include="AWSSDK.IoT" Version="3.7.200.2" />
     <PackageReference Include="AWSSDK.IotData" Version="3.7.200.2" />
     <PackageReference Include="AWSSDK.S3" Version="3.7.201.1" />