debug: add allGroupsForMove computed for Move Faces Modal

- Explicitly define data source for Move Faces Modal
- Use clusterAsPending directly
- Add console.log for debugging

Purpose: Diagnose why only one group shows in Move Faces Modal

src/views/PeopleView.vue

@@ -313,7 +313,7 @@
         <hr class="ms-merge-divider">
         
         <div class="ms-merge-grid">
-          <div v-for="c in clusterAsPending" :key="c.identity_uuid" class="ms-merge-face-card" @click="moveToGroup(c)">
+          <div v-for="c in allGroupsForMove" :key="c.identity_uuid" class="ms-merge-face-card" @click="moveToGroup(c)">
             <div class="ms-merge-face-img">
               <img v-if="c.rep_trace && faceThumbsCache[thumbTraceKey(c.rep_trace)]" :src="faceThumbsCache[thumbTraceKey(c.rep_trace)]" alt="">
               <svg v-else viewBox="0 0 120 120" fill="none" style="width:100%;height:100%;">