Fix cargo clippy issue

geneit_backend/src/connections/redis_connection.rs

@@ -45,14 +45,14 @@ where
 {
     let value_str = serde_json::to_string(value)?;
 
-    execute_request(|conn| Ok(conn.set_ex(key, value_str, lifetime.as_secs())?))?;
+    execute_request(|conn| Ok(conn.set_ex::<_, _, ()>(key, value_str, lifetime.as_secs())?))?;
 
     Ok(())
 }
 
 /// Remove a value from Redis
 pub async fn remove_value(key: &str) -> anyhow::Result<()> {
-    execute_request(|conn| Ok(conn.del(key)?))?;
+    execute_request(|conn| Ok(conn.del::<_, ()>(key)?))?;
 
     Ok(())
 }