Improvement: Add link to score main repo from process_description

[pahmann]

What

when operating in score project there are links to process_description when navigating in process_description, there may be the wish to get back to score main repo.

How

The improvement would be to add a link to score into the navigation.

Estimates for realization

1h

Category

• Affects Detailed Design

Requirements / Architecture

• Requirements / Architecture are not affected by this change?