Adding environment variable check, if found ignore bitops.config attr…

[PhillypHenning]

Adding environment variable check, if found ignore bitops.config attribute w/warning

Fixes # (issue)
Fixes #371

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes and post the logs from the local testing that are relevant. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration.

Logs
Isolated into script for testing;

[Bitovi] [bitops] $ export TEST_371=true; python3 test.py
Please enter a value: TEST
Unable to find environment variable: [TEST]
Please enter a value: TEST_371
Environment Varible alredy set. Configuration value ignored.

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation

[runforesight]

Foresight Summary

    
Major Impacts
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✅  CI workflow has finished in 48 seconds and finished at 7th Feb, 2023.

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Job	Failed Steps	Tests
lint-black	-     🔗	N/A	See Details
lint-pylint	-     🔗	N/A	See Details

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[arm4b]

Needs a typo fix and black reformat.

Besides that, looks good.