Revert "YJIT: Rest and block_arg support (#7557)"

This reverts commit 5d0a1ffafa61da04dbda38a5cb5565bcb8032a78.

This commit is causing sequel in yjit-bench to raise with this stack trace:

```
sequel-5.64.0/lib/sequel/dataset/sql.rb:266:in `literal': wrong argument type Array (expected Proc) (TypeError)
	from sequel-5.64.0/lib/sequel/database/misc.rb:269:in `literal'
	from sequel-5.64.0/lib/sequel/adapters/shared/sqlite.rb:314:in `column_definition_default_sql'
	from sequel-5.64.0/lib/sequel/database/schema_methods.rb:564:in `block in column_definition_sql'
	from sequel-5.64.0/lib/sequel/database/schema_methods.rb:564:in `each'
	from sequel-5.64.0/lib/sequel/database/schema_methods.rb:564:in `column_definition_sql'
	from sequel-5.64.0/lib/sequel/database/schema_methods.rb:634:in `block in column_list_sql'
	from sequel-5.64.0/lib/sequel/database/schema_methods.rb:634:in `map'
	from sequel-5.64.0/lib/sequel/database/schema_methods.rb:634:in `column_list_sql'
	from sequel-5.64.0/lib/sequel/database/schema_methods.rb:753:in `create_table_sql'
	from sequel-5.64.0/lib/sequel/adapters/shared/sqlite.rb:348:in `create_table_sql'
	from sequel-5.64.0/lib/sequel/database/schema_methods.rb:702:in `create_table_from_generator'
	from sequel-5.64.0/lib/sequel/database/schema_methods.rb:203:in `create_table'
	from benchmarks/sequel/benchmark.rb:19:in `<main>'
```

1 files changed, 0 insertions, 21 deletions

diff --git a/bootstraptest/test_yjit.rb b/bootstraptest/test_yjit.rb
index f29f0ce876..8902cd6cde 100644
--- a/bootstraptest/test_yjit.rb
+++ b/bootstraptest/test_yjit.rb
@@ -3662,24 +3662,3 @@ assert_equal '[1, 2, 3]', %q{
   end
   send(:bar, 1, 2, 3)
 }
-
-# Rest with block
-# Simplified code from railsbench
-assert_equal '[{"/a"=>"b", :as=>:c, :via=>:post}, [], nil]', %q{
-  def match(path, *rest, &block)
-    [path, rest, block]
-  end
-
-  def map_method(method, args, &block)
-    options = args.last
-    args.pop
-    options[:via] = method
-    match(*args, options, &block)
-  end
-
-  def post(*args, &block)
-    map_method(:post, args, &block)
-  end
-
-  post "/a" => "b", as: :c
-}