Set minimum Elixir 1.13 to 1.13.0 (#643)

Author: thanabodee-c

apps/language_server/lib/language_server/mix_shell.ex

@@ -56,7 +56,7 @@ defmodule ElixirLS.LanguageServer.MixShell do
       end
     else
       # TODO convert to to normal call when we require elixir 1.13
-      if Version.match?(System.version(), "< 1.13.0-rc.0") do
+      if Version.match?(System.version(), "< 1.13.0") do
         apply(Mix.Shell.IO, :yes?, [message])
       else
         apply(Mix.Shell.IO, :yes?, [message, options])

apps/language_server/test/providers/code_lens/type_spec/contract_translator_test.exs

@@ -146,7 +146,7 @@ defmodule ElixirLS.LanguageServer.Providers.CodeLens.TypeSpec.ContractTranslator
   test "map with fields" do
     contract = '(any()) -> \#{integer()=>any(), 1:=atom(), abc:=4}'
 
-    expected = if Version.match?(System.version(), "< 1.13.0-rc.0") do
+    expected = if Version.match?(System.version(), "< 1.13.0") do
       "foo(any) :: %{optional(integer) => any, 1 => atom, :abc => 4}"
     else
       "foo(any) :: %{optional(integer) => any, 1 => atom, abc: 4}"

apps/language_server/test/providers/execute_command/expand_macro_test.exs

@@ -64,7 +64,7 @@ defmodule ElixirLS.LanguageServer.Providers.ExecuteCommand.ExpandMacroTest do
                }
              })
 
-    if Version.match?(System.version(), "< 1.13.0-rc.0") do
+    if Version.match?(System.version(), "< 1.13.0") do
     assert res == %{
              "expand" => """
              require(ElixirLS.Test.MacroA)