Bump AWSSDK.S3 from 4.0.18.3 to 4.0.18.6 (#900)

---
updated-dependencies:
- dependency-name: AWSSDK.S3
  dependency-version: 4.0.18.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

ServiceMonitor.AWS/ServiceMonitor.AWS.csproj

@@ -9,7 +9,7 @@
     <PackageReference Include="AWSSDK.EC2" Version="4.0.75" />
     <PackageReference Include="AWSSDK.ECR" Version="4.0.9.5" />
     <PackageReference Include="AWSSDK.Lambda" Version="4.0.13.1" />
-    <PackageReference Include="AWSSDK.S3" Version="4.0.18.3" />
+    <PackageReference Include="AWSSDK.S3" Version="4.0.18.6" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.2" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.2" />
   </ItemGroup>