Remove compat message

[lmazuel]

@johanste ;)

[AutorestCI]

(message created by the CI based on PR content)

Installation instruction

Package azure-sdk-tools

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

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@compat_message#egg=azure-sdk-tools&subdirectory=azure-sdk-tools"

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

• git checkout compat_message
• pip install -e ./azure-sdk-tools

Or build a wheel file to distribute for testing:

• git checkout compat_message
• pip wheel --no-deps ./azure-sdk-tools

Direct download

Your files can be directly downloaded here:

• azure-sdk-tools-0.0.0.zip
• azure_sdk_tools-0.0.0-py3-none-any.whl

[codecov-io]

Codecov Report

Merging #4264 into master will decrease coverage by <.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #4264      +/-   ##
==========================================
- Coverage   53.76%   53.76%   -0.01%     
==========================================
  Files        9800     9800              
  Lines      209961   209953       -8     
==========================================
- Hits       112885   112877       -8     
  Misses      97076    97076

Impacted Files	Coverage Δ
...azure/mgmt/hdinsight/models/storage_account_py3.py	100% <0%> (ø)	⬆️

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