Fix alpha entry point translation ref re-exports to use @alpha instead of @public

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>
Made-with: Cursor

plugins/scaffolder-react/report-alpha.api.md

@@ -307,7 +307,7 @@ export type ScaffolderReactComponentsNameToClassKey = {
 // @alpha (undocumented)
 export type ScaffolderReactTemplateCategoryPickerClassKey = 'root' | 'label';
 
-// @public @deprecated (undocumented)
+// @alpha @deprecated (undocumented)
 export const scaffolderReactTranslationRef: TranslationRef<
   'scaffolder-react',
   {

plugins/scaffolder-react/src/alpha.ts

@@ -19,7 +19,7 @@ export * from './next';
 import { scaffolderReactTranslationRef as _scaffolderReactTranslationRef } from './translation';
 
 /**
- * @public
+ * @alpha
  * @deprecated Import from `@backstage/plugin-scaffolder-react` instead.
  */
 export const scaffolderReactTranslationRef = _scaffolderReactTranslationRef;