Fix lint warnings

src/groups/calls/moderation.rs

@@ -62,7 +62,7 @@ pub fn escape_message(event: &MessageCreate) -> String {
         message = message.replace(url, &"\\#".repeat(url.len()));
     }
 
-    let (censored, rules) = moderate_message(&message);
+    let (censored, _) = moderate_message(&message);
 
     log::debug!("Escaped and normalized message: {censored:?}");
 
@@ -216,12 +216,14 @@ pub fn moderate_message(original: &str) -> (String, Vec<Arc<dyn Rule>>) {
     (censored, analysis.iter().map(|(_, r)| r.clone()).collect())
 }
 
+#[allow(dead_code)]
 #[derive(Debug, PartialEq, Eq, Clone, Copy)]
 pub enum Action {
     BlockAndPenalty,
     SoftCensorAndWarn,
 }
 
+#[allow(dead_code)]
 pub trait Rule: Send + Sync {
     fn name(&self) -> &'static str;
     fn action(&self) -> &'static Action;