Exclude again TestRefinement#test_refined_class because Module#refine…

…ments doesn't return refinements in order of declaration

test/mri/excludes/TestRefinement.rb

@@ -6,6 +6,7 @@
 exclude :test_refine_with_proc, "ArgumentError expected but nothing was raised."
 exclude :test_unbound_refine_method, "TypeError expected but nothing was raised."
 exclude :test_used_modules, "<[TestRefinement::VisibleRefinements::RefB,"
+exclude :test_refinements, "TruffleRuby does not guarantee refinement list ordering"
 exclude :test_warn_setconst_in_refinmenet, "[ruby-core:64143] [Bug #10103]"
 exclude :test_refine_in_using, "NoMethodError: undefined method `foo' for #<TestRefinement::RefineInUsing:0xd88>"
 exclude :test_refined_protected_methods, "NoMethodError: protected method `foo' called for #<C:0x2c8>"