message: Fix typo
  Summary: Fixes T40219
  Reviewers: #tensorflow, simonl, #framework_ip_review_-_any_oss_or_third-party_code_use_has_been_approved, georgep
  Maniphest Tasks: T40219
diff: @@ -250,8 +250,8 @@ Concurrent pipeline stages
  __________________________
  When pipelining a model, it's possible to have stages that have no data
  -dependencies and don't share weights. These stages can benefit from being
  -operating on the same mini-batch concurrently.
  +dependencies and don't share weights. These stages can benefit from operating
  +on the same mini-batch concurrently.
  .. figure:: figures/concurrent-pipeline-stages.png
  :width: 95%
  