Remove Spam Lists

### Problem

The top results for this search are all spam: https://openlibrary.org/search/lists?q=best
covering topics such as oxycontin, bookies, makeup academies, etc.

### Reproducing the bug

1. Go to https://openlibrary.org/search/lists?q=best
2. Do examine list

* Expected behavior: List descriptions should be scored on their spaminess and either blocked or sent to curation if the score is too high.
* Actual behavior: Spam lists are allowed

### Context

- Browser (Chrome, Safari, Firefox, etc):
- OS (Windows, Mac, etc):
- Logged in (Y/N):
- Environment (prod, dev, local): prod

### Breakdown

Implementation Details (for maintainers)

#### Requirements Checklist
* [ ]

#### Related files

*

#### Stakeholders

*

#### Instructions for Contributors

- Please [run these commands](https://github.com/internetarchive/openlibrary/wiki/Git-Cheat-Sheet#working-on-your-branch) to ensure your repository is up to date **before** [creating a new branch](https://github.com/internetarchive/openlibrary/wiki/Git-Cheat-Sheet#making-changes-and-creating-a-pull-request) to work on this issue and **each time after** pushing code to Github, because the pre-commit bot may add commits to your PRs upstream.