Fix test

Author: auduchinok

tests/FSharp.Compiler.Service.Tests/RangeTests.fs

@@ -53,4 +53,4 @@ let ``Test source 01`` () =
     let selectedRange = context.SelectedRange.Value
 
     selectedRange.DebugCode |> shouldEqual "2"
-    selectedRange.ShortFileName |> shouldEqual "Temp.fsx"
+    selectedRange.ShortFileName |> shouldEqual "Test.fsx"