Replace array type hint with mixed[] type hint, since it means the same. This way it's possible to require traversable type hint for new code. Signed-off-by: Maurício Meneghini Fauth <mauricio@fauth.dev>
Signed-off-by: Maurício Meneghini Fauth <mauricio@fauth.dev>
Signed-off-by: Kamil Tekiela <tekiela246@gmail.com>
