[DYN-2894] Annotation fix

[Astul-Betizagasti]

Purpose

Changes how the area for the Annotations is calculated

Declarations

Check these if you believe they are true

• The codebase is in a better state after this PR
• Is documented according to the standards
• The level of testing this PR includes is appropriate
• User facing strings, if any, are extracted into *.resx files
• All tests pass using the self-service CI.
• Snapshot of UI changes, if any.
• Changes to the API follow Semantic Versioning and are documented in the API Changes document.

Reviewers

Aaron Tang (@QilongTang )
Michael Kirschner (@mjkkirschner )

FYIs

Alfredo Pozo (@alfredo-pozo )