Updates conversion lib. version (#1222)

Author: irvinesunday

OpenAPIService/OpenAPIService.csproj

@@ -9,7 +9,7 @@
     <PackageReference Include="Microsoft.IO.RecyclableMemoryStream" Version="2.2.1" />
     <PackageReference Include="Microsoft.OData.Edm" Version="7.12.3" />
     <PackageReference Include="Microsoft.OpenApi" Version="1.4.3" />
-    <PackageReference Include="Microsoft.OpenApi.OData" Version="1.2.0-preview4" />
+    <PackageReference Include="Microsoft.OpenApi.OData" Version="1.2.0-preview5" />
     <PackageReference Include="Microsoft.OpenApi.Readers" Version="1.4.1" />
   </ItemGroup>