Test tool submission: @accesslint/core

[ckundo]

👋 Hi there, submitting @accesslint/core for inclusion in ACT test tools: https://raw.githubusercontent.com/AccessLint/core/gh-pages/earl-report-browser.json

Thanks!

[daniel-montalvo]

Hi @ckundo

Thank you very much for submitting your tool to be listed in the WAI website.

See #397 and its preview. Please let us know if you are happy with how the changes are showing up.