Latest version from Vim v7.2a.
Closes https://github.com/neovim/neovim/issues/12875

Problem:    Spell suggestions insufficiently tested.
Solution:   Add spell suggestion tests. (Dominique Pelle, closes vim/vim#5398)
https://github.com/vim/vim/commit/e9a8d1f9adaf4599b5a7923f8db8e207ed6e7eca

Requires latest en.utf-8.spl from
https://ftp.nluug.nl/pub/vim/runtime/spell/.

Include the following patch because patch v8.2.0946 was merged:

vim-patch:8.2.0948: spell test fails

Problem:    Spell test fails.
Solution:   Adjust expected text of the prompt.
https://github.com/vim/vim/commit/d281b7c227bc4c78813fdc297ccee4b2cad7e605

Install en.utf-8.spl by default.

- Allows spell-related tests to run.
- Avoids download prompt for spelllang=en users