Create a more accurate code coverage report

[troydai]

No description provided.

[msftclas]

@troydai,
Thanks for your contribution as a Microsoft full-time employee or intern. You do not need to sign a CLA.
Thanks,
Microsoft Pull Request Bot

[codecov-io]

Codecov Report

Merging #17 into master will decrease coverage by 14.02%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           master      #17       +/-   ##
===========================================
- Coverage   61.05%   47.02%   -14.03%     
===========================================
  Files          14       10        -4     
  Lines         511      370      -141     
  Branches       68       58       -10     
===========================================
- Hits          312      174      -138     
+ Misses        195      193        -2     
+ Partials        4        3        -1

Impacted Files	Coverage Δ
...re_devtools/scenario_tests/tests/test_utilities.py

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[troydai]

The code coverage decreases because of a more accurate measurement configuration: the tests are excluded now.