Implement MatchData#deconstruct

Author: rwstauner

spec/tags/core/matchdata/deconstruct_tags.txt

@@ -66,6 +66,7 @@ def string
   def captures
     to_a[1..-1]
   end
+  alias_method :deconstruct, :captures
 
   def names
     regexp.names

src/main/ruby/truffleruby/core/match_data.rb

@@ -39,7 +39,6 @@
 exclude :test_match_control_meta_escape, "<0> expected but was"
 exclude :test_initialize_option, "<//m> expected but was"
 exclude :test_initialize_bool_warning, "expected: /expected true or false as ignorecase/"
-exclude :test_match_data_deconstruct, "NoMethodError: undefined method `deconstruct' for #<MatchData \"foobarbaz\">"
 exclude :test_linear_time_p, "NoMethodError: undefined method `linear_time?' for Regexp:Class"
 exclude :test_match_data_deconstruct_keys, "NoMethodError: undefined method `deconstruct_keys' for #<MatchData \"foobarbaz\">"
 exclude :test_extended_comment_invalid_escape_bug_18294, "assert_separately failed with error message"