Fix a bug in getLocationByRef that led to invalid backend calls

Signed-off-by: Fredrik Adelöw <freben@gmail.com>

docs/frontend-system/utility-apis/05-migrating.md

@@ -42,7 +42,7 @@ import { createApiRef } from '@backstage/frontend-plugin-api';
 
 /**
  * Performs some work.
- * @oublic
+ * @public
  */
 export interface WorkApi {
   doWork(): Promise<void>;