Show state next to a legend's label

[ljmerza]

Is there a way to have the show_state next to the label instead of off to the side? With a few entities added, its not easily seem which state belongs to which entity

[ildar170975]

Similar proposals were here: #679
Will keep both issues open:

1. this current issue is associated with a corresponding PR;
2. another issue contains card-mod-based solutions.

Probably both issues could be closed in case of the PR is reviewed & merged.