Fix enums with varnames

[api-clients-generation-pipeline]

See DataDog/datadog-api-spec#760

[codecov-io]

Codecov Report

Merging #158 (e23905d) into master (d96f760) will decrease coverage by 0.89%.
The diff coverage is 66.66%.

@@            Coverage Diff             @@
##           master     #158      +/-   ##
==========================================
- Coverage   39.27%   38.37%   -0.90%     
==========================================
  Files         764      765       +1     
  Lines       65902    67019    +1117     
==========================================
- Hits        25883    25720     -163     
- Misses      40019    41299    +1280     

Impacted Files	Coverage Δ
...datadog_api_client/v2/api/incident_services_api.rb	79.57% <ø> (+0.52%)	⬆️
...ib/datadog_api_client/v2/api/incident_teams_api.rb	79.57% <ø> (+0.52%)	⬆️
lib/datadog_api_client/v2/api/incidents_api.rb	79.43% <ø> (+0.52%)	⬆️
...og_api_client/v2/models/incident_related_object.rb	63.63% <63.63%> (ø)
lib/datadog_api_client/v2.rb	99.65% <100.00%> (+<0.01%)	⬆️
...ib/datadog_api_client/v2/api/key_management_api.rb	8.69% <0.00%> (-63.59%)	⬇️
lib/datadog_api_client/v2/models/api_keys_type.rb	63.63% <0.00%> (-36.37%)	⬇️
...adog_api_client/v2/models/application_keys_type.rb	63.63% <0.00%> (-36.37%)	⬇️
...2/models/application_key_response_included_item.rb	26.19% <0.00%> (-32.35%)	⬇️
...g_api_client/v2/models/application_key_response.rb	28.42% <0.00%> (-17.82%)	⬇️
... and 566 more

---

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[therve]

/azp run

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[codecov-commenter]

Codecov Report

❌ Patch coverage is 66.66667% with 4 lines in your changes missing coverage. Please review.
✅ Project coverage is 39.07%. Comparing base (d96f760) to head (e23905d).
⚠️ Report is 2083 commits behind head on master.

Files with missing lines	Patch %	Lines
...og_api_client/v2/models/incident_related_object.rb	63.63%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #158      +/-   ##
==========================================
- Coverage   39.27%   39.07%   -0.20%     
==========================================
  Files         764      765       +1     
  Lines       65902    67019    +1117     
==========================================
+ Hits        25883    26190     +307     
- Misses      40019    40829     +810     

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