[fix #64565400] disabled comment in block mode.
[fix #64565400] disabled comment in block mode.

Ikuyadeu/smalruby-editor,Ikuyadeu/smalruby-editor,smalruby/smalruby-editor,takaokouji/smalruby-editor,smalruby/smalruby-editor,smalruby/smalruby-editor,takaokouji/smalruby-editor,Ikuyadeu/smalruby-editor,takaokouji/smalruby-editor