feat(server): Merge Faces sorted by Similarity (#14635)

* Merge Faces sorted by Similarity

* Adds face sorting to the side panel face merger

* run make open-api

* Make it one query

* Only have the single order by when sorting by closest face

web/src/lib/components/faces-page/merge-face-selector.svelte

@@ -35,7 +35,7 @@
   let peopleToNotShow = $derived([...selectedPeople, person]);
 
   onMount(async () => {
-    const data = await getAllPeople({ withHidden: false });
+    const data = await getAllPeople({ withHidden: false, closestPersonId: person.id });
     people = data.people;
   });