Revert a few packages which result in build warnings and conflicts

src/Directory.Build.props

@@ -93,12 +93,12 @@
   <ItemGroup Condition="'$(TestProject)'=='true'">
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
     <PackageReference Include="NUnit" Version="3.13.3" />
-    <PackageReference Include="NUnit3TestAdapter" Version="4.4.2" />
+    <PackageReference Include="NUnit3TestAdapter" Version="3.17.0" />
     <PackageReference Include="NunitXml.TestLogger" Version="3.0.131" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TestProject)'=='true' and '$(TargetFramework)'=='net6.0'">
-    <PackageReference Include="coverlet.collector" Version="3.2.0" />
+    <PackageReference Include="coverlet.collector" Version="3.0.4-preview.27.ge7cb7c3b40" />
   </ItemGroup>
 
   <PropertyGroup Condition="'$(SonarrProject)'=='true' and '$(EnableAnalyzers)'=='false'">

src/NzbDrone.Automation.Test/Sonarr.Automation.Test.csproj

@@ -3,7 +3,7 @@
     <TargetFrameworks>net6.0</TargetFrameworks>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Selenium.Support" Version="4.8.1" />
+    <PackageReference Include="Selenium.Support" Version="3.141.0" />
     <PackageReference Include="Selenium.WebDriver.ChromeDriver" Version="111.0.5563.6400" />
   </ItemGroup>
   <ItemGroup>