[AutoPR batchai/resource-manager] Rename MPI to CustomMPI to match Batch AI service

[AutorestCI]

Created to sync Azure/azure-rest-api-specs#3328

[AutorestCI]

(message created by the CI based on PR content)

Installation instruction

Package azure-mgmt-batchai

You can install the package azure-mgmt-batchai of this PR using the following command:
pip install "git+https://github.com/Azure/azure-sdk-for-python@restapi_auto_3328#egg=azure-mgmt-batchai&subdirectory=azure-mgmt-batchai"

You can build a wheel to distribute for test using the following command:
pip wheel --no-deps "git+https://github.com/Azure/azure-sdk-for-python@restapi_auto_3328#egg=azure-mgmt-batchai&subdirectory=azure-mgmt-batchai"

If you have a local clone of this repository, you can also do:

• git checkout restapi_auto_3328
• pip install -e ./azure-mgmt-batchai

Or build a wheel file to distribute for testing:

• git checkout restapi_auto_3328
• pip wheel --no-deps ./azure-mgmt-batchai

Direct download

Your files can be directly downloaded here:

• azure-mgmt-batchai-2018-05-01.zip
• azure_mgmt_batchai-2018_05_01-py2.py3-none-any.whl

[codecov-io]

Codecov Report

Merging #2842 into restapi_auto_batchai/resource-manager will not change coverage.
The diff coverage is 100%.

@@                          Coverage Diff                           @@
##           restapi_auto_batchai/resource-manager    #2842   +/-   ##
======================================================================
  Coverage                                  56.01%   56.01%           
======================================================================
  Files                                       7365     7365           
  Lines                                     154340   154340           
======================================================================
  Hits                                       86459    86459           
  Misses                                     67881    67881

Impacted Files	Coverage Δ
...-mgmt-batchai/azure/mgmt/batchai/models/job_py3.py	100% <ø> (ø)	⬆️
...zure-mgmt-batchai/azure/mgmt/batchai/models/job.py	100% <ø> (ø)	⬆️
...batchai/models/batch_ai_management_client_enums.py	100% <100%> (ø)	⬆️

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[AutorestCI]

This PR has been merged into #2773