Add mock files for slot swap tests

Author: Nicholas King

src/ResourceManager/Websites/Commands.Websites.Test/Commands.Websites.Test.csproj

@@ -244,6 +244,12 @@
     <None Include="SessionRecords\Microsoft.Azure.Commands.Websites.Test.ScenarioTests.WebAppSlotTests\TestWebAppSlotPublishingProfile.json">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
+    <None Include="SessionRecords\Microsoft.Azure.Commands.Websites.Test.ScenarioTests.WebAppSlotTests\TestWebAppSwapWithPreviewResetSlotSwap.json">
+      <CopyToOutputDirectory>CopyAlways</CopyToOutputDirectory>
+    </None>
+    <None Include="SessionRecords\Microsoft.Azure.Commands.Websites.Test.ScenarioTests.WebAppSlotTests\TestWebAppSwapWithPreviewCompleteSlotSwap.json">
+      <CopyToOutputDirectory>CopyAlways</CopyToOutputDirectory>
+    </None>
     <None Include="SessionRecords\Microsoft.Azure.Commands.Websites.Test.ScenarioTests.WebAppTests\TestCloneNewWebApp.json">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>