Remove "MQTTv5 only" in documentation comments for MqttClientConnectResult.IsSessionPresent and MqttClientConnectResult.ResultCode (#2166)

* Remove "MQTTv5" from documentation comments for `IsSessionPresent`

 As far as I can tell, this is available for MQTT v3.1.1

References:
* [OASIS Standard](https://docs.oasis-open.org/mqtt/mqtt/v3.1.1/os/mqtt-v3.1.1-os.html#_Toc398718035)
* [MQTTnet source code](https://github.com/dotnet/MQTTnet/blob/93a9d8d1dbe8dde2b7d79a37c873fae13b4f4797/Source/MQTTnet/Connecting/MqttClientConnectResultFactory.cs#L75)

* Remove "MQTTv5 only" for `ResultCode`

Directory.Build.props

@@ -0,0 +1,9 @@
+<Project>
+
+  <PropertyGroup>
+    <TestingPlatformShowTestsFailure>true</TestingPlatformShowTestsFailure>
+    <TestingPlatformDotnetTestSupport>true</TestingPlatformDotnetTestSupport>
+    <EnableMSTestRunner>true</EnableMSTestRunner>
+  </PropertyGroup>
+
+</Project>

README.md

@@ -3,9 +3,9 @@
 <br/>
 </p>
 
-[![NuGet Badge](https://buildstats.info/nuget/MQTTnet)](https://www.nuget.org/packages/MQTTnet)
+[![NuGet Badge](https://img.shields.io/nuget/dt/MQTTnet)](https://www.nuget.org/packages/MQTTnet)
 [![CI](https://github.com/dotnet/MQTTnet/actions/workflows/ci.yml/badge.svg?branch=master)](https://github.com/dotnet/MQTTnet/actions/workflows/ci.yml)
-[![MyGet](https://img.shields.io/myget/mqttnet/v/mqttnet?color=orange&label=MyGet-Preview)](https://www.myget.org/feed/mqttnet/package/nuget/MQTTnet)
+[![MyGet](https://img.shields.io/myget/mqttnet/v/mqttnet?color=orange&label=preview)](https://www.myget.org/feed/mqttnet/package/nuget/MQTTnet)
 ![Size](https://img.shields.io/github/repo-size/dotnet/MQTTnet.svg)
 [![Join the chat at https://gitter.im/MQTTnet/community](https://badges.gitter.im/MQTTnet/community.svg)](https://gitter.im/MQTTnet/community?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 [![License: MIT](https://img.shields.io/badge/License-MIT-green.svg)](https://raw.githubusercontent.com/dotnet/MQTTnet/master/LICENSE)

Source/MQTTnet.Tests/MQTTnet.Tests.csproj

@@ -1,6 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
+    
+        <OutputType>Exe</OutputType>
         <TargetFramework>net8.0</TargetFramework>
         <IsPackable>false</IsPackable>
         <EnableNETAnalyzers>false</EnableNETAnalyzers>
@@ -16,9 +18,9 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.IO.RecyclableMemoryStream" Version="3.0.1" />
-        <PackageReference Include="MSTest.TestAdapter" Version="3.6.3" />
-        <PackageReference Include="MSTest.TestFramework" Version="3.6.3" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
+        <PackageReference Include="MSTest.TestAdapter" Version="3.8.2" />
+        <PackageReference Include="MSTest.TestFramework" Version="3.8.2" />
+        
 
         <FrameworkReference Include="Microsoft.AspNetCore.App" />
     </ItemGroup>

Source/MQTTnet/Connecting/MqttClientConnectResult.cs

@@ -30,7 +30,6 @@ public sealed class MqttClientConnectResult
 
     /// <summary>
     ///     Gets a value indicating whether a session was already available or not.
-    ///     MQTTv5 only.
     /// </summary>
     public bool IsSessionPresent { get; internal set; }
 
@@ -58,7 +57,6 @@ public sealed class MqttClientConnectResult
 
     /// <summary>
     ///     Gets the result code.
-    ///     MQTTv5 only.
     /// </summary>
     public MqttClientConnectResultCode ResultCode { get; internal set; }
 
@@ -118,4 +116,4 @@ public sealed class MqttClientConnectResult
     ///     MQTTv5 only.
     /// </summary>
     public bool WildcardSubscriptionAvailable { get; internal set; }
-}
+}