Aws bedrock llm support

[jasonjkeller]

This PR achieves code completion for the Java Agent - AIM Support (Bedrock) milestone.

It adds:

• Instrumentation for AWS Bedrock and supported LLM models
• Adds new API: void recordLlmFeedbackEvent(Map<String, Object> llmFeedbackEventAttributes)
• Adds new API: void setLlmTokenCountCallback(LlmTokenCountCallback llmTokenCountCallback)

It adheres to the following agent specs:

• https://source.datanerd.us/agents/agent-specs/blob/main/LLMs.md
• https://source.datanerd.us/agents/agent-specs/blob/main/APIs/llm_record_feedback.md
• https://source.datanerd.us/agents/agent-specs/blob/main/APIs/llm_token_count.md

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 52.58621% with 55 lines in your changes missing coverage. Please review.

Project coverage is 69.98%. Comparing base (4060a06) to head (70736f0).
Report is 768 commits behind head on main.

Files with missing lines	Patch %	Lines
...c/agent/bridge/aimonitoring/AiMonitoringUtils.java	0.00%	22 Missing ⚠️
...c/agent/attributes/LlmEventAttributeValidator.java	0.00%	11 Missing ⚠️
...c/agent/service/analytics/InsightsServiceImpl.java	26.66%	10 Missing and 1 partial ⚠️
...idge/aimonitoring/LlmTokenCountCallbackHolder.java	0.00%	5 Missing ⚠️
...m/newrelic/agent/model/LlmCustomInsightsEvent.java	0.00%	2 Missing ⚠️
...in/java/com/newrelic/agent/TransactionApiImpl.java	0.00%	2 Missing ⚠️
...nt/src/main/java/com/newrelic/agent/AgentImpl.java	0.00%	1 Missing ⚠️
...com/newrelic/opentelemetry/OpenTelemetryAgent.java	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #1837      +/-   ##
============================================
- Coverage     70.86%   69.98%   -0.88%     
+ Complexity     9973     9892      -81     
============================================
  Files           829      835       +6     
  Lines         39984    40096     +112     
  Branches       6058     6068      +10     
============================================
- Hits          28333    28061     -272     
- Misses         8924     9350     +426     
+ Partials       2727     2685      -42     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[jtduffy]

+1, especially like the READMEs with examples