Remove duplicate structures

Author: Simon Zhao (BEYONDSOFT CONSULTING INC)

eng/Version.Details.xml

@@ -553,17 +553,13 @@
       <Uri>https://github.com/dotnet/dotnet</Uri>
       <Sha>7ac1ca67bb1fb8a381c1c94a9f82a97725f0ccf3</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Testing.Platform" Version="1.9.0-preview.25453.10">
     <Dependency Name="Microsoft.Testing.Platform" Version="1.9.0-preview.25453.10">
       <Uri>https://github.com/microsoft/testfx</Uri>
       <Sha>684f40affad7afc91e8a960cc64ebf12bc25a3d1</Sha>
-      <Sha>684f40affad7afc91e8a960cc64ebf12bc25a3d1</Sha>
     </Dependency>
-    <Dependency Name="MSTest" Version="3.11.0-preview.25453.10">
     <Dependency Name="MSTest" Version="3.11.0-preview.25453.10">
       <Uri>https://github.com/microsoft/testfx</Uri>
       <Sha>684f40affad7afc91e8a960cc64ebf12bc25a3d1</Sha>
-      <Sha>684f40affad7afc91e8a960cc64ebf12bc25a3d1</Sha>
     </Dependency>
     <Dependency Name="Microsoft.Extensions.Configuration.Ini" Version="10.0.0-rc.2.25427.104">
       <Uri>https://github.com/dotnet/dotnet</Uri>