When adding a language to a book, "Old English" is listed before "English"

When adding a language to a book, "Old English" is listed before "English".

### Evidence / Screenshot (if possible)

### Relevant url?

### Steps to Reproduce

1. Go to ...any book edit page, https://openlibrary.org/books/OL2037466M/Why_Aren't_They_Screaming/edit
2. Do ...type "eng" in the language field

* Actual: English is listed after Old English. This started 10/4. Prior to that English was listed above Old English.
* Expected: English should be listed above Old English when "eng" is entered in the language field.

### Details

- **Logged in (Y/N)?**
- **Browser type/version?**
- **Operating system?**
- **Environment (prod/dev/local)?** prod

### Proposal & Constraints

### Related files

### Stakeholders

@mekarpeles @cdrini @jimchamp