Minor updates for distributed tracing docs

doc/development/distributed_tracing.md

@@ -6,7 +6,7 @@ info: Any user with at least the Maintainer role can merge updates to this conte
 
 # Distributed tracing development guidelines
 
-GitLab is instrumented for distributed tracing. Distributed Tracing in GitLab is currently considered **experimental**, as it has not yet been tested at scale on GitLab.com.
+GitLab is instrumented for distributed tracing. Distributed tracing in GitLab is currently considered **experimental**, as it has not yet been tested at scale on GitLab.com.
 
 According to [Open Tracing](https://opentracing.io/docs/overview/what-is-tracing/):
 

doc/operations/tracing.md

@@ -40,7 +40,7 @@ To enable tracing in a project:
 1. Select **Monitor > Tracing**.
 1. Select **Enable**.
 
-## Configure your application to use the OpenTelemetry exporter
+### Configure your application to use the OpenTelemetry exporter
 
 Next, configure your application to send traces to GitLab.