Update d3 to v4 to enable tree shaking (and reduce the size of our webpack bundles)

What does this MR do?

Updates d3 v3 to v4 and adds a custom made bundle that only includes only what GitLab actually uses to generate its graphs

Screenshots (if relevant)

Before	After

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Tests added for this feature/bug
• Review
  • Has been reviewed by UX
  • Has been reviewed by Frontend
• Conform by the merge request performance guides
• Conform by the style guides
• Squashed related commits together

What are the relevant issue numbers?

closes https://gitlab.com/gitlab-org/gitlab-ce/issues/37013

EE counterpart

https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/3564