Update docs/platforms/javascript/common/tracing/span-metrics/examples.mdx

Co-authored-by: Alex Krawiec <[email protected]>

Author: codyde

docs/platforms/javascript/common/tracing/span-metrics/examples.mdx

@@ -400,7 +400,7 @@ export async function processMedia(job: ProcessingJob): Promise<void> {
 - Rich attributes on the consumer span capture all processing details without creating excessive child spans.
 - This pattern populates Sentry's Queues insights page for monitoring queue performance.
 
-What to monitor with span metrics:
+**What to monitor with span metrics:**
 - p95 upload duration by `file.size_bucket`.
 - Processing success rate by `media.mime_type`.
 - Average storage saved via `result.size_saved_bytes` where `result.status = success`.