@Deprecated
        public Builder withThreadCount(int threadCount) {
            if (threadCount < 1) {
                throw new IllegalArgumentException("No. of threads cannot be less than 1");
            }
            this.threadCount = threadCount;
            return this;
        }
@param threadCount # of threads assigned to the workers. Should be at-least the size of
    taskWorkers to avoid starvation in a busy system.
@return Builder instance
@deprecated Use {@link TaskRunnerConfigurer.Builder#withTaskThreadCount(Map)} instead.
client/src/main/java/com/netflix/conductor/client/automator/TaskRunnerConfigurer.java