fix typo

https://github.com/guitarrapc/valentia/commit/c5c6f8c5484a5daf9a69f447c2d955ed92f4c816#commitcomment-4440053
https://github.com/guitarrapc/valentia/commit/c5c6f8c5484a5daf9a69f447c2d955ed92f4c816#commitcomment-4440058
https://github.com/guitarrapc/valentia/commit/c5c6f8c5484a5daf9a69f447c2d955ed92f4c816#commitcomment-4440072