Update forth.rs (#1044)
Update forth.rs (#1044)

Redefine_an_existing_word_with_another_existing_word. Compare with "can_use_different_words_with_the_same_name," which defines a new word with an existing word.
exercism/xrust,exercism/xrust,petertseng/exercism-rust,petertseng/exercism-rust,petertseng/exercism-rust