Bump Microsoft.TestPlatform.ObjectModel from 15.5.0 to 17.14.1

---
updated-dependencies:
- dependency-name: Microsoft.TestPlatform.ObjectModel
  dependency-version: 17.14.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Directory.Packages.props

@@ -4,7 +4,7 @@
         <CentralPackageTransitivePinningEnabled>false</CentralPackageTransitivePinningEnabled>
     </PropertyGroup>
     <ItemGroup>
-        <PackageVersion Include="Microsoft.TestPlatform.ObjectModel" Version="15.5.0" />
+        <PackageVersion Include="Microsoft.TestPlatform.ObjectModel" Version="17.14.1" />
         <PackageVersion Include="Microsoft.Testing.Platform" Version="1.8.3" />
         <PackageVersion Include="Newtonsoft.Json" Version="13.0.3" />
 

src/JUnit.Xml.Package/JUnit.Xml.Package.csproj

@@ -51,6 +51,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.TestPlatform.ObjectModel" />
     <None Update="packageIcon.png" Pack="true" PackagePath="">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>

test/Xunit.Xml.TestLogger.AcceptanceTests/Xunit.Xml.TestLogger.AcceptanceTests.csproj

@@ -27,6 +27,7 @@
 
   <!-- Build test assets for acceptance tests -->
   <ItemGroup>
+    <PackageReference Include="Microsoft.TestPlatform.ObjectModel" />
     <TestAssets Condition="$([MSBuild]::IsOSPlatform('Windows'))" Include="$(MSBuildThisFileDirectory)../assets/Xunit.Xml.TestLogger.NetFull.Tests/Xunit.Xml.TestLogger.NetFull.Tests.csproj" />
     <TestAssets Include="$(MSBuildThisFileDirectory)../assets/Xunit.Xml.TestLogger.NetCore.Tests/Xunit.Xml.TestLogger.NetCore.Tests.csproj" />
   </ItemGroup>