Merge pull request #51214 from dancer1325/patch-1

docs: Update guide to demonstrate metrics instead of tracing

Author: brunobat

docs/src/main/asciidoc/opentelemetry-metrics.adoc

@@ -32,7 +32,7 @@ include::{includes}/prerequisites.adoc[]
 
 == Architecture
 
-In this guide, we create a straightforward REST application to demonstrate distributed tracing.
+In this guide, we create a straightforward REST application to demonstrate metrics.
 
 == Solution
 
@@ -708,4 +708,4 @@ See the main xref:opentelemetry.adoc#exporters[OpenTelemetry Guide exporters] se
 [[configuration-reference]]
 == OpenTelemetry Configuration Reference
 
-See the main xref:opentelemetry.adoc#configuration-reference[OpenTelemetry Guide configuration] reference.
+See the main xref:opentelemetry.adoc#configuration-reference[OpenTelemetry Guide configuration] reference.