Allow Permission Request to only require a ToolCallUpdate instead of a full tool call (#36319)

Release Notes:

- N/A

crates/acp_thread/src/connection.rs

@@ -286,12 +286,12 @@ mod test_support {
                     if let Some((tool_call, options)) = permission_request {
                         let permission = thread.update(cx, |thread, cx| {
                             thread.request_tool_call_authorization(
-                                tool_call.clone(),
+                                tool_call.clone().into(),
                                 options.clone(),
                                 cx,
                             )
                         })?;
-                        permission.await?;
+                        permission?.await?;
                     }
                     thread.update(cx, |thread, cx| {
                         thread.handle_session_update(update.clone(), cx).unwrap();