Done <https://github.com/nim-lang/Nim/issues/18492>
- Declare `[]` iterator haxscramper
- Declare `[]` iterator mratsim
- Declare `[]` iterator haxscramper
- Declare `[]` iterator ynfle
- Declare `[]` iterator ynfle
- Declare `[]` iterator haxscramper
- Declare `[]` iterator Araq
- Declare `[]` iterator haxscramper
