Adapt linting rules to our current style

[arzezak]

Try to minimize linting errors when writing ERB in what seems to be our current preferred style.

Before

After

[arzezak]

I wish we could disable it only for ERB files. But it's quite loud for our way of building frontend, and low risk that we will miss it in our Ruby code. Thanks!

That's a great point. Let me look into it.

[arzezak]

@tute Done!