Pull action_log into its own crate (#35959)

Release Notes:

- N/A

crates/agent2/src/tools/find_path_tool.rs

@@ -1,6 +1,6 @@
 use crate::{AgentTool, ToolCallEventStream};
 use agent_client_protocol as acp;
-use anyhow::{anyhow, Result};
+use anyhow::{Result, anyhow};
 use gpui::{App, AppContext, Entity, SharedString, Task};
 use language_model::LanguageModelToolResultContent;
 use project::Project;