style: format hook safety imports

Co-authored-by: Codex <noreply@openai.com>

Author: viyatb-oai

codex-rs/core/tests/suite/hooks.rs

@@ -4,9 +4,9 @@ use std::path::Path;
 use anyhow::Context;
 use anyhow::Result;
 use codex_app_server_protocol::ConfigLayerSource;
-use codex_core::config::Config;
 use codex_config::ConfigLayerEntry;
 use codex_config::ConfigLayerStack;
+use codex_core::config::Config;
 use codex_core::config_loader::RequirementSource;
 use codex_core::config_loader::Sourced;
 use codex_features::Feature;