refactor: clean up clippy warnings

crates/core/models/src/v0/channels.rs

@@ -310,14 +310,14 @@ impl Channel {
     /// This returns a Result because the recipient name can't be determined here without a db call,
     /// which can't be done since this is models, which can't reference the database crate.
     ///
-    /// If it returns Err, you need to fetch the name from the db.
-    pub fn name(&self) -> Result<&str, ()> {
+    /// If it returns None, you need to fetch the name from the db.
+    pub fn name(&self) -> Option<&str> {
         match self {
-            Channel::DirectMessage { .. } => Err(()),
-            Channel::SavedMessages { .. } => Ok("Saved Messages"),
+            Channel::DirectMessage { .. } => None,
+            Channel::SavedMessages { .. } => Some("Saved Messages"),
             Channel::TextChannel { name, .. }
             | Channel::Group { name, .. }
-            | Channel::VoiceChannel { name, .. } => Ok(name),
+            | Channel::VoiceChannel { name, .. } => Some(name),
         }
     }
 }