fix version match on 1.10-rc

lib/elixir_sense/core/introspection.ex

@@ -647,7 +647,7 @@ defmodule ElixirSense.Core.Introspection do
     # Prior to 1.10 elixir generated invalid specs for macros and macrocallbacks with `when`
     # https://github.com/elixir-lang/elixir/issues/9687
     sub =
-      if Version.match?(System.version(), ">= 1.10.0") do
+      if Version.match?(System.version(), ">= 1.10.0-rc.0") do
         [{String.to_atom(rest), info2, rest_args |> tl}, ret]
       else
         # specs is missing first argument of type term so nothing to drop here