Improve styles for ConversationListItem

- Display last message
- Fix user talking to themself

Change-Id: Ia5bb3f9cd86a389f94bbfb3e279e7a82878f98ed
diff --git a/client/src/hooks/useConversationDisplayName.ts b/client/src/hooks/useConversationDisplayName.ts
index c8aabae..c668493 100644
--- a/client/src/hooks/useConversationDisplayName.ts
+++ b/client/src/hooks/useConversationDisplayName.ts
@@ -25,9 +25,8 @@
 
 export const useConversationDisplayName = (
   account: Account,
-  conversationId: string | undefined,
   conversationInfos: ConversationInfos | undefined,
-  members: ConversationMember[] | undefined
+  members: ConversationMember[] | undefined = []
 ) => {
   const { t } = useTranslation();
 
@@ -38,10 +37,6 @@
       return adminTitle;
     }
 
-    if (!members) {
-      return conversationId;
-    }
-
     const options: TranslateEnumerationOptions<ConversationMember> = {
       elementPartialKey: 'member',
       getElementValue: (member) => member.getDisplayName(),
@@ -58,5 +53,5 @@
     };
 
     return translateEnumeration<ConversationMember>(members, options);
-  }, [account, adminTitle, conversationId, members, t]);
+  }, [account, adminTitle, members, t]);
 };