Refactored import of projects:tags:* and projects:tree:* of dispatcher.js

What does this MR do?

Refactored import of projects:tags:* and projects:tree:* of dispatcher.js

Why was this MR needed?

#41341 (closed)

Does this MR meet the acceptance criteria?

• Tests added for this feature/bug

• Review

  • Has been reviewed by Frontend

• Conform by the merge request performance guides

• Conform by the style guides

What are the relevant issue numbers?

#41341 (closed)