Bump Moq from 4.7.63 to 4.13.0 in /PreMailer.Net/PreMailer.Net.T… (#178)

Bump Moq from 4.7.63 to 4.13.0 in /PreMailer.Net/PreMailer.Net.Tests

Author: martinnormark

PreMailer.Net/PreMailer.Net.Tests/PreMailer.Net.Tests.csproj

@@ -6,7 +6,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.2.0" />
-    <PackageReference Include="Moq" Version="4.7.63" />
+    <PackageReference Include="Moq" Version="4.13.0" />
     <PackageReference Include="MSTest.TestFramework" Version="1.3.2" />
     <PackageReference Include="MSTest.TestAdapter" Version="1.3.2" />
   </ItemGroup>