chore: Replace Thumbnail with Avatar in conversation card (#12112)

app/javascript/dashboard/components-next/icon/ChannelIcon.vue

@@ -1,4 +1,5 @@
 <script setup>
+import { toRef } from 'vue';
 import { useChannelIcon } from './provider';
 import Icon from 'next/icon/Icon.vue';
 
@@ -9,7 +10,7 @@ const props = defineProps({
   },
 });
 
-const channelIcon = useChannelIcon(props.inbox);
+const channelIcon = useChannelIcon(toRef(props, 'inbox'));
 </script>
 
 <template>