[github.com/open-telemetry/opentelemetry-collector-contrib/exporter/datadogexporter/integrationtest]: Report for failed tests on main

[github-actions]

Auto-generated report for __run_3 job build.

Link to failed build: https://github.com/open-telemetry/opentelemetry-collector-contrib/actions/runs/14745815118

Test Failures

• TestIntegrationHostMetrics_WithRemapping_Serializer

Note: Information about any subsequent build failures that happen while
this issue is open, will be added as comments with more information to this issue.