chore: docs package.license ISC => MIT

[aladdin-add]

Prerequisites checklist

• I have read the contributing guidelines.

What is the purpose of this pull request? (put an "X" next to an item)

[ ] Documentation update
[ ] Bug fix (template)
[ ] New rule (template)
[ ] Changes an existing rule (template)
[ ] Add autofix to a rule
[ ] Add a CLI option
[ ] Add something to the core
[ x] Other, please explain:

What changes did you make? (Give an overview)

changes package.json license ISC => MIT, Refs 788d836

Is there anything you'd like reviewers to focus on?

n/a.

[mdjermanovic]

LGTM, though I'm not sure if package.license matters as this isn't a published package. Would like @nzakas to verify.

[nzakas]

LGTM. Technically it doesn’t matter because we aren’t publishing to npm but it could cause confusion for people just skimming the repo, so good to update this.