Update specification/compatibility/prometheus_and_openmetrics.md

Co-authored-by: David Ashpole <[email protected]>

specification/compatibility/prometheus_and_openmetrics.md

@@ -386,8 +386,8 @@ OpenMetrics exemplar unless they would exceed the OpenMetrics
 In SDK Prometheus (pull) exporters, resource attributes SHOULD be converted to
 a single [`target_info` metric](https://github.com/OpenObservability/OpenMetrics/blob/main/specification/OpenMetrics.md#supporting-target-metadata-in-both-push-based-and-pull-based-systems)
 if the resource is not [empty](../resource/sdk.md#the-empty-resource);
-The resource attributes MAY be copied as labels of exported metric families, 
-as defined by an SDK configuration. The target_info metric MUST be an info-typed 
+The resource attributes MAY be copied to labels of exported metric families, 
+if required by the exporter configuration, or MUST be dropped. The target_info metric MUST be an info-typed 
 metric whose labels MUST include the resource attributes, and MUST NOT include 
 any other labels. There MUST be at most one target_info metric exposed on an SDK 
 Prometheus endpoint.