Bump Elastic.Xunit package

(cherry picked from commit 09624b9)

Author: russcam

src/Tests/Tests.csproj

@@ -39,7 +39,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Bogus" Version="22.1.2" />
-    <PackageReference Include="Elastic.Xunit" Version="0.1.0-ci20180614T131538" />
+    <PackageReference Include="Elastic.Xunit" Version="0.1.0-ci20180626T203229" />
     <PackageReference Include="FluentAssertions" Version="4.19.2" />
     <PackageReference Include="DiffPlex" Version="1.4.1" />
     <PackageReference Include="System.Reactive" Version="3.1.1" />