Resolve remaining Svelte transition issues

[reckart]

Describe the refactoring action

Apache annotator editor

• [ ] Removed workaround to https://github.com/sveltejs/svelte/issues/15799

Recogito annotator editor

• [ ] Removed workaround to https://github.com/sveltejs/svelte/issues/15799

Annotation detail popover

• [ ] Used from shared module again instead of having local copies

Expected benefit Better maintainability.

Blockers

• https://github.com/sveltejs/svelte/pull/15538
• https://github.com/sveltejs/svelte/issues/15799
• https://github.com/sveltejs/svelte/issues/15801