Bump MQTTnet from 3.0.15 to 3.0.16

Bumps [MQTTnet](https://github.com/chkr1011/MQTTnet) from 3.0.15 to 3.0.16.
- [Release notes](https://github.com/chkr1011/MQTTnet/releases)
- [Commits](https://github.com/chkr1011/MQTTnet/compare/v3.0.15...v3.0.16)

---
updated-dependencies:
- dependency-name: MQTTnet
  dependency-type: direct:production
  update-type: version-update:semver-patch
...
Signed-off-by: Ndependabot[bot] <support@github.com>

IoTSharp.SDKs/IoTSharp.Sdk.MQTT/IoTSharp.Sdk.MQTT.csproj

@@ -15,7 +15,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="MQTTnet" Version="3.0.15" />
+    <PackageReference Include="MQTTnet" Version="3.0.16" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 

IoTSharp/IoTSharp.csproj

@@ -78,7 +78,7 @@
 		<PackageReference Include="Microsoft.Extensions.Options" Version="5.0.0" />
 		<PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.10.8" />
 		<PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="5.0.2" />
-		<PackageReference Include="MQTTnet" Version="3.0.15" />
+		<PackageReference Include="MQTTnet" Version="3.0.16" />
 		<PackageReference Include="MQTTnet.AspNetCore" Version="3.0.15" />
 		<PackageReference Include="MQTTnet.AspNetCoreEx" Version="3.0.15" />
 		<PackageReference Include="MQTTnet.Extensions.Rpc" Version="3.0.15" />