[Dependabot]: Bump System.Buffers from 4.6.0 to 4.6.1

---
updated-dependencies:
- dependency-name: System.Buffers
  dependency-version: 4.6.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

CodeArtEng.Controls.UnitTests/CodeArtEng.Controls.UnitTests.csproj

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="../packages/NUnit.4.4.0/build/NUnit.props" Condition="Exists('../packages/NUnit.4.4.0/build/NUnit.props')" />
   <Import Project="..\packages\NUnit3TestAdapter.4.6.0\build\net462\NUnit3TestAdapter.props" Condition="Exists('..\packages\NUnit3TestAdapter.4.6.0\build\net462\NUnit3TestAdapter.props')" />
   <Import Project="../packages/NUnit.4.3.2/build/NUnit.props" Condition="Exists('../packages/NUnit.4.3.2/build/NUnit.props')" />
   <Import Project="..\packages\NUnit.3.13.3\build\NUnit.props" Condition="Exists('..\packages\NUnit.3.13.3\build\NUnit.props')" />
@@ -38,17 +39,17 @@
     <CodeAnalysisRuleSet />
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="nunit.framework, Version=4.3.2.0, Culture=neutral, PublicKeyToken=2638cd05610744eb">
-      <HintPath>..\packages\NUnit.4.3.2\lib\net462\nunit.framework.dll</HintPath>
+    <Reference Include="nunit.framework, Version=4.4.0.0, Culture=neutral, PublicKeyToken=2638cd05610744eb">
+      <HintPath>..\packages\NUnit.4.4.0\lib\net462\nunit.framework.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="nunit.framework.legacy, Version=4.3.2.0, Culture=neutral, PublicKeyToken=2638cd05610744eb">
-      <HintPath>..\packages\NUnit.4.3.2\lib\net462\nunit.framework.legacy.dll</HintPath>
+    <Reference Include="nunit.framework.legacy, Version=4.4.0.0, Culture=neutral, PublicKeyToken=2638cd05610744eb">
+      <HintPath>..\packages\NUnit.4.4.0\lib\net462\nunit.framework.legacy.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />
-    <Reference Include="System.Buffers, Version=4.0.4.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51">
-      <HintPath>..\packages\System.Buffers.4.6.0\lib\net462\System.Buffers.dll</HintPath>
+    <Reference Include="System.Buffers, Version=4.0.5.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51">
+      <HintPath>..\packages\System.Buffers.4.6.1\lib\net462\System.Buffers.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System.Core" />
@@ -104,6 +105,7 @@
     <Error Condition="!Exists('..\packages\NUnit.3.13.3\build\NUnit.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\NUnit.3.13.3\build\NUnit.props'))" />
     <Error Condition="!Exists('../packages/NUnit.4.3.2/build/NUnit.props')" Text="$([System.String]::Format('$(ErrorText)', '../packages/NUnit.4.3.2/build/NUnit.props'))" />
     <Error Condition="!Exists('..\packages\NUnit3TestAdapter.4.6.0\build\net462\NUnit3TestAdapter.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\NUnit3TestAdapter.4.6.0\build\net462\NUnit3TestAdapter.props'))" />
+    <Error Condition="!Exists('../packages/NUnit.4.4.0/build/NUnit.props')" Text="$([System.String]::Format('$(ErrorText)', '../packages/NUnit.4.4.0/build/NUnit.props'))" />
   </Target>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.

CodeArtEng.Controls.UnitTests/app.config

@@ -6,6 +6,10 @@
         <assemblyIdentity name="System.Threading.Tasks.Extensions" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-4.2.1.0" newVersion="4.2.1.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Buffers" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-4.0.5.0" newVersion="4.0.5.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
 </configuration>

CodeArtEng.Controls.UnitTests/packages.config

@@ -2,7 +2,7 @@
 <packages>
   <package id="NUnit" version="4.3.2" targetFramework="net472" />
   <package id="NUnit3TestAdapter" version="4.6.0" targetFramework="net472" />
-  <package id="System.Buffers" version="4.6.0" targetFramework="net472" />
+  <package id="System.Buffers" version="4.6.1" targetFramework="net472" />
   <package id="System.Memory" version="4.6.0" targetFramework="net472" />
   <package id="System.Numerics.Vectors" version="4.6.0" targetFramework="net472" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="6.1.0" targetFramework="net472" />