Add query parameters for SLO search endpoint

[api-clients-generation-pipeline]

See DataDog/datadog-api-spec#787

[codecov-io]

Codecov Report

Merging #182 (297df57) into master (6d14190) will decrease coverage by 0.80%.
The diff coverage is 28.57%.

@@            Coverage Diff             @@
##           master     #182      +/-   ##
==========================================
- Coverage   38.98%   38.17%   -0.81%     
==========================================
  Files         796      796              
  Lines       68273    69438    +1165     
==========================================
- Hits        26613    26508     -105     
- Misses      41660    42930    +1270     

Impacted Files	Coverage Δ
..._api_client/v1/api/service_level_objectives_api.rb	25.32% <28.57%> (-0.12%)	⬇️
...ib/datadog_api_client/v2/api/key_management_api.rb	8.69% <0.00%> (-53.54%)	⬇️
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%)	⬇️
...b/datadog_api_client/v2/models/api_key_response.rb	28.42% <0.00%> (-16.75%)	⬇️
...g_api_client/v2/models/application_key_response.rb	28.42% <0.00%> (-16.75%)	⬇️
...og_api_client/v2/models/partial_application_key.rb	31.68% <0.00%> (-15.80%)	⬇️
.../datadog_api_client/v2/models/api_keys_response.rb	28.12% <0.00%> (-15.50%)	⬇️
...client/v2/models/list_application_keys_response.rb	28.12% <0.00%> (-15.50%)	⬇️
lib/datadog_api_client/v2/models/full_api_key.rb	31.68% <0.00%> (-14.79%)	⬇️
... and 582 more

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