Remove references to deprecated processor names otel_trace_raw and service_map_stateful

[linghengqian]

Description

[Describe what this change achieves]

• Remove references to deprecated processor names otel_trace_raw and service_map_stateful.
• This is explained in the JavaDoc for org.opensearch.dataprepper.plugins.processor.ServiceMapStatefulProcessor and org.opensearch.dataprepper.plugins.processor.oteltrace.OTelTraceRawProcessor.、
  • https://github.com/opensearch-project/data-prepper/blob/2.9.0/data-prepper-plugins/service-map-stateful/src/main/java/org/opensearch/dataprepper/plugins/processor/ServiceMapStatefulProcessor.java#L45
  • https://github.com/opensearch-project/data-prepper/blob/2.9.0/data-prepper-plugins/otel-trace-raw-processor/src/main/java/org/opensearch/dataprepper/plugins/processor/oteltrace/OTelTraceRawProcessor.java#L39

Issues Resolved

Resolves #[Issue number to be closed when this PR is merged]

• Fixes The processor documentation is missing sub-documentation for otel_trace_raw and service_map_stateful #4976 .

Check List

• New functionality includes testing.
• New functionality has a documentation issue. Please link to it in this PR.
  • New functionality has javadoc added
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[dlvenable]

Nice, thank you!

[chenqi0805]

@linghengqian Thanks a lot for the change! LGTM

[linghengqian]

• I would say the Log at https://github.com/opensearch-project/data-prepper/actions/runs/11155749968/job/31039358689?pr=5017 doesn't look like it was caused by my PR. I did not modify the unit tests outside of the Example and documentation.

14 tests completed, 1 failed
> Task :data-prepper-plugins:otel-trace-raw-processor:test FAILED

OTelTraceRawProcessorTest > traceGroupCacheMaxSize_provides_an_upper_bound(long, int) > [1] 1, 4 FAILED
    java.lang.AssertionError at OTelTraceRawProcessorTest.java:270


Deprecated Gradle features were used in this build, making it incompatible with Gradle 9.0.
FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':data-prepper-plugins:otel-trace-raw-processor:test'.

[dlvenable]

• I would say the Log at https://github.com/opensearch-project/data-prepper/actions/runs/11155749968/job/31039358689?pr=5017 doesn't look like it was caused by my PR. I did not modify the unit tests outside of the Example and documentation.

14 tests completed, 1 failed
> Task :data-prepper-plugins:otel-trace-raw-processor:test FAILED

OTelTraceRawProcessorTest > traceGroupCacheMaxSize_provides_an_upper_bound(long, int) > [1] 1, 4 FAILED
    java.lang.AssertionError at OTelTraceRawProcessorTest.java:270


Deprecated Gradle features were used in this build, making it incompatible with Gradle 9.0.
FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':data-prepper-plugins:otel-trace-raw-processor:test'.

Yes, this is a flaky test on Java 11. We can merge it.