fix: add missing authorization parameter to get_agent_stats in CLI

The generated Rust client was updated with an authorization header
parameter for get_agent_stats, but the CLI code wasn't updated.

Author: nicoloboschi

hindsight-cli/src/api.rs

@@ -103,7 +103,7 @@ impl ApiClient {
 
     pub fn get_stats(&self, agent_id: &str, _verbose: bool) -> Result<AgentStats> {
         self.runtime.block_on(async {
-            let response = self.client.get_agent_stats(agent_id).await?;
+            let response = self.client.get_agent_stats(agent_id, None).await?;
             let value = response.into_inner();
             // Convert to JSON Value first, then parse into our type
             let json_value = serde_json::to_value(&value)?;