Add support for Array Processor in Logs Pipelines

[api-clients-generation-pipeline]

See DataDog/datadog-api-spec#3989
Test branch datadog-api-spec/test/loris.friedel/add-array-processor-logs-pipeline-OBSPLTF-478

[datadog-datadog-prod-us1]

Datadog Report

Branch report: datadog-api-spec/generated/3989
Commit report: 5fb39c4
Test service: org.codehaus.plexus.classworlds.launcher.launcher

❌ 20 Failed (0 Known Flaky), 5068 Passed, 144 Skipped, 3m 18.69s Total Time

❌ Failed Tests (20)

This report shows up to 5 failed tests.

• Create a pipeline with Array Processor Append Operation returns "OK" response - classpath:com/datadog/api/client/v1/api/logs_pipelines.feature:Logs Pipelines

• Create a pipeline with Array Processor Append Operation returns "OK" response - classpath:com/datadog/api/client/v1/api/logs_pipelines.feature:Logs Pipelines

• Create a pipeline with Array Processor Append Operation returns "OK" response - classpath:com/datadog/api/client/v1/api/logs_pipelines.feature:Logs Pipelines

• Create a pipeline with Array Processor Append Operation returns "OK" response - classpath:com/datadog/api/client/v1/api/logs_pipelines.feature:Logs Pipelines

• Create a pipeline with Array Processor Append Operation with preserve_source false returns "OK" response - classpath:com/datadog/api/client/v1/api/logs_pipelines.feature:Logs Pipelines - Details