Change name of the common environment initialization function

[potiuk]

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Issue link: WILL BE INSERTED BY boring-cyborg

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• Description above provides context of the change
• Unit tests coverage for changes (not needed for documentation changes)
• Commits follow "How to write a good git commit message"
• Relevant documentation is updated including usage instructions.
• I will engage committers as explained in Contribution Workflow Example.

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In case of backwards incompatible changes please leave a note in UPDATING.md.
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[codecov-io]

Codecov Report

Merging #7805 into master will decrease coverage by 27.12%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           master    #7805       +/-   ##
===========================================
- Coverage   86.92%   59.79%   -27.13%     
===========================================
  Files         925      925               
  Lines       44870    44870               
===========================================
- Hits        39004    26832    -12172     
- Misses       5866    18038    +12172     

Impacted Files	Coverage Δ
airflow/providers/amazon/aws/hooks/kinesis.py	0.00% <0.00%> (-100.00%)	⬇️
airflow/providers/apache/livy/sensors/livy.py	0.00% <0.00%> (-100.00%)	⬇️
airflow/providers/google/suite/hooks/sheets.py	0.00% <0.00%> (-100.00%)	⬇️
airflow/providers/amazon/aws/sensors/redshift.py	0.00% <0.00%> (-100.00%)	⬇️
airflow/providers/postgres/operators/postgres.py	0.00% <0.00%> (-100.00%)	⬇️
airflow/providers/microsoft/azure/operators/adx.py	0.00% <0.00%> (-100.00%)	⬇️
...irflow/providers/amazon/aws/hooks/batch_waiters.py	0.00% <0.00%> (-100.00%)	⬇️
...ow/providers/amazon/aws/sensors/cloud_formation.py	0.00% <0.00%> (-100.00%)	⬇️
...w/providers/apache/hive/operators/mysql_to_hive.py	0.00% <0.00%> (-100.00%)	⬇️
...w/providers/snowflake/operators/s3_to_snowflake.py	0.00% <0.00%> (-100.00%)	⬇️
... and 310 more

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