Update links in agent_config.yaml (#3376)

Updating links to documentation

cmd/otelcol/config/collector/agent_config.yaml

@@ -108,14 +108,15 @@ processors:
   # Detector order is important: the `system` detector goes last so it can't preclude cloud detectors from setting host/os info.
   # Resource detection processor is configured to override all host and cloud attributes because instrumentation
   # libraries can send wrong values from container environments.
-  # https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/processor/resourcedetectionprocessor#ordering
+  # https://docs.splunk.com/Observability/gdi/opentelemetry/components/resourcedetection-processor.html#ordering-considerations
   resourcedetection:
     detectors: [gcp, ecs, ec2, azure, system]
     override: true
 
   # Optional: The following processor can be used to add a default "deployment.environment" attribute to the logs and 
   # traces when it's not populated by instrumentation libraries.
-  # If enabled, make sure to enable this processor in the pipeline below.
+  # If enabled, make sure to enable this processor in a pipeline.
+  # For more information, see https://docs.splunk.com/Observability/gdi/opentelemetry/components/resource-processor.html
   #resource/add_environment:
     #attributes:
       #- action: insert