comment fix

Author: Anton-4

platform/Path.roc

@@ -359,7 +359,6 @@ delete_empty! = |path|
 ## This may fail if:
 ##   - the path doesn't exist
 ##   - the path is not a directory
-##   - the directory is not empty
 ##   - the user lacks permission to remove the directory.
 ##
 ## > [`Dir.delete_all`](Dir#delete_all!) does the same thing, except it takes a [Str] instead of a [Path].