Method remove_pending_sandbox

crates/openshell-driver-docker/src/lib.rs:1100–1110

(
        &self,
        sandbox_id: &str,
        sandbox_name: &str,
    )

    }

    async fn remove_pending_sandbox(
        &self,
        sandbox_id: &str,
        sandbox_name: &str,
    ) -> Option<PendingSandboxRecord> {
        let mut pending = self.pending.lock().await;
        let id = pending.iter().find_map(|(id, record)| {
            pending_sandbox_matches(&record.sandbox, sandbox_id, sandbox_name).then(|| id.clone())
        })?;
        pending.remove(&id)
    }

    async fn fail_pending_sandbox(
        &self,