"extract" method returns "extend" handler instead of "extract"

[AlexandrSilinFinnplay]

https://github.com/unjs/ipx/blob/ca4d06705ccded4ddfbb453aaf5cb404652e5b0f/src/handlers/handlers.ts#L116 https://github.com/unjs/ipx/blob/ca4d06705ccded4ddfbb453aaf5cb404652e5b0f/src/handlers/handlers.ts#L119