Address PR review feedback from freben

- Consolidate changesets: one for catalog-react (deprecation), one combined
  for the remaining 5 plugins
- Add entity-presentation to microsite/sidebars.ts
- Update @deprecated tags to point to useEntityPresentation /
  entityPresentationApiRef only, not defaultEntityPresentation
- Use entityPresentationApiRef with .promise in async loaders
  (StepPrepareCreatePullRequest, TemplateFormPreviewer)
- Add optional entityPresentation?: EntityPresentationApi param to sync
  column factories and use .snapshot when available
  (columnFactories, EntityTable/columns, EntityOwnerPicker, CatalogTable)
- Rewrite entity-presentation.md to recommend .snapshot/.promise instead
  of defaultEntityPresentation
- Update TSDoc on entityPresentationApiRef, EntityPresentationApi,
  defaultEntityPresentation, useEntityPresentation, EntityDisplayName
- Re-export presentation API types from alpha entry point
- Update API reports
- Fix test mocks for entityPresentationApiRef

Made-with: Cursor
Signed-off-by: Marat Dyatko <maratd@spotify.com>
Made-with: Cursor

microsite/sidebars.ts

@@ -263,6 +263,7 @@ export default {
             'features/software-catalog/extending-the-model',
             'features/software-catalog/external-integrations',
             'features/software-catalog/catalog-customization',
+            'features/software-catalog/entity-presentation',
             'features/software-catalog/audit-events',
             {
               type: 'category',