[chore] some doc changes to consumer package (#9150)

small changes to some docs.

consumer/consumer.go

@@ -10,7 +10,7 @@ import (
 // Capabilities describes the capabilities of a Processor.
 type Capabilities struct {
 	// MutatesData is set to true if Consume* function of the
-	// processor modifies the input TraceData or MetricsData argument.
+	// processor modifies the input Traces, Logs or Metrics argument.
 	// Processors which modify the input data MUST set this flag to true. If the processor
 	// does not modify the data it MUST set this flag to false. If the processor creates
 	// a copy of the data before modifying then this flag can be safely set to false.

consumer/doc.go

@@ -1,5 +1,5 @@
 // Copyright The OpenTelemetry Authors
 // SPDX-License-Identifier: Apache-2.0
 
-// Package consumer contains interfaces that receive and process consumerdata.
+// Package consumer contains interfaces that receive and process data.
 package consumer // import "go.opentelemetry.io/collector/consumer"

consumer/metrics.go

@@ -9,7 +9,7 @@ import (
 	"go.opentelemetry.io/collector/pdata/pmetric"
 )
 
-// Metrics is the new metrics consumer interface that receives pmetric.Metrics, processes it
+// Metrics is an interface that receives pmetric.Metrics, processes it
 // as needed, and sends it to the next processing node if any or to the destination.
 type Metrics interface {
 	baseConsumer