fix: resolve clippy warnings and missing redis_key_separator field

src-tauri/src/commands/connection.rs

@@ -190,6 +190,7 @@ mod tests {
             redis_sentinel_password: String::new(),
             redis_sentinel_tls: false,
             redis_cluster_nodes: String::new(),
+            redis_key_separator: dbx_core::models::connection::default_redis_key_separator(),
             etcd_endpoints: String::new(),
             external_config: None,
             jdbc_driver_class: None,