feat(list.txt): add 3 more domains

[ali-master]

I've discovered three additional websites that offer temporary email services.

Domains:

• tempmail.ninja
• etempmail.com
• tempmailto.org

[lyrixx]

The file now conflicts. And the diff is huge.
Usually diff are really easy to read. Can you make it simpler?
See this PR as a reference: #494
And could you squash your commits too?

Thanks

[ali-master]

The file now conflicts. And the diff is huge. Usually diff are really easy to read. Can you make it simpler? See this PR as a reference: #494 And could you squash your commits too?

Thanks

I updated the PR and checked it out.

[lyrixx]

Thanks