[zh] fix typo

Author: Arhell

content/zh-cn/docs/concepts/workloads/controllers/job.md

@@ -1874,7 +1874,7 @@ and `.spec.completions` together such that `.spec.parallelism == .spec.completio
 When scaling down, Kubernetes removes the Pods with higher indexes.
 
 Use cases for elastic Indexed Jobs include batch workloads which require 
-scaling an indexed Job, such as MPI, Horovord, Ray, and PyTorch training jobs.
+scaling an indexed Job, such as MPI, Horovod, Ray, and PyTorch training jobs.
 -->
 你可以通过同时改变 `.spec.parallelism` 和 `.spec.completions` 来扩大或缩小带索引 Job，
 从而满足 `.spec.parallelism == .spec.completions`。