Removes duplicate reference

Author: Tom-Sloboda

build.fsx

@@ -3,8 +3,7 @@ printfn "Building..."
 
 #if FAKE
 #r "paket: groupref build //"
-#r "./../../../.nuget/packages/build/System.Data.SqlClient/lib/netstandard2.0/System.Data.SqlClient.dll"
-#r "./../../../../.nuget/packages/build/System.Data.SqlClient/lib/netstandard2.0/System.Data.SqlClient.dll"
+#r "./../../../../../.nuget/packages/build/System.Data.SqlClient/lib/netstandard2.0/System.Data.SqlClient.dll"
 open System.Data.SqlClient
 #endif
 
@@ -83,7 +82,7 @@ let environVarOrDefault varName defaultValue =
 
 //#r @"packages/tests/Npgsql/lib/net451/Npgsql.dll"
 #I "./../../.nuget/packages/build/System.Data.SqlClient/lib/netstandard2.0/System.Data.SqlClient.dll"
-#r "./../../.nuget/packages/tests/Npgsql/lib/netstandard2.0/Npgsql.dll"
+#r "../../../../../../tests/Npgsql/lib/netstandard2.0/Npgsql.dll"
 
 
 // Information about the project are used