Fix positioning and add PR links

Co-authored-by: Carson Ip <[email protected]>

changelogs/8.15.asciidoc

@@ -15,9 +15,10 @@ https://github.com/elastic/apm-server/compare/v8.15.0\...v8.15.1[View commits]
 
 - Fix fallback memory limit check conversion from Bytes to Gigabytes {pull}13838[13838]
 - Fix Elasticsearch apm-data plugin to fallback to ILM policy for data streams using default APM integration and not explicitly migrated to data stream lifecycle. More details are available in the https://www.elastic.co/guide/en/observability/current/apm-known-issues.html[APM known issues page] {pull}13918[13918]
-- Remove from logs the error reason returned by Elasticsearch
-- Fix handling `host.ip` resource attribute in OpenTelemetry events
-- Fix possible nil pointer dereference when parsing stacktraces in OpenTelemetry events
+- Remove from logs the error reason returned by Elasticsearch for `x_content_parse_exception` error {pull}13853[13853]
+- Fix ingestion failure when `ip` resource attribute has value `0.0.0.0` in OpenTelemetry events from Jaeger {pull}13852[13852]
+- Fix possible nil pointer dereference when parsing stacktraces in OpenTelemetry events {pull}13852[13852]
+- Fix missing tracking in instrumentation metrics for certain request-level status codes from Elasticsearch bulk responses {pull}13853[13853]
 
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 ==== Breaking Changes
@@ -31,8 +32,7 @@ https://github.com/elastic/apm-server/compare/v8.15.0\...v8.15.1[View commits]
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 ==== Added
 
-- Metrics for all status codes in Elasticsearch bulk responses are now tracked
-- Support OpenTelemetry Java agent inferred span links
+- Support OpenTelemetry Java agent inferred span links {pull}13852[13852]
 
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 [[apm-release-notes-8.15.0]]