[main](backport #41261) docs: Prepare Changelog for 8.15.3

CHANGELOG.asciidoc

@@ -3,6 +3,47 @@
 :issue: https://github.com/elastic/beats/issues/
 :pull: https://github.com/elastic/beats/pull/
 
+[[release-notes-8.15.3]]
+=== Beats version 8.15.3
+https://github.com/elastic/beats/compare/v8.15.2\...v8.15.3[View commits]
+
+==== Breaking changes
+
+*Filebeat*
+
+- Change `log.file.path` field in awscloudwatch input to nested object. {pull}41099[41099]
+
+==== Bugfixes
+
+*Affecting all Beats*
+
+- Allow port number 0 in the community ID flowhash processor. {pull}40259[40259]
+- The journald input now restarts if there is an error/crash. {issue}32782[32782] {pull}40558[40558]
+
+*Filebeat*
+
+- Fix replace processor handling of zero string replacement validation. {pull}40751[40751]
+- Add backup and delete for AWS S3 polling mode feature back. {pull}41071[41071]
+
+*Metricbeat*
+
+- Use namespace for GetListMetrics when it exists in AWS. {pull}41022[41022]
+
+*Packetbeat*
+
+- Fix upload of bundled ingest pipelines on Windows. {pull}41110[41110]
+
+==== Added
+
+*Affecting all Beats*
+
+- Update Go version to 1.22.8. {pull}41139[41139]
+
+*Metricbeat*
+
+- Restore `docker.network.in.*` and `docker.network.out.*` fields in docker module. {pull}40968[40968]
+
+
 [[release-notes-8.15.2]]
 === Beats version 8.15.2
 https://github.com/elastic/beats/compare/v8.15.0\...v8.15.2[View commits]

CHANGELOG.next.asciidoc

@@ -106,19 +106,6 @@ https://github.com/elastic/beats/compare/v8.8.1\...main[Check the HEAD diff]
 - Support Elastic Agent control protocol chunking support {pull}37343[37343]
 - Lower logging level to debug when attempting to configure beats with unknown fields from autodiscovered events/environments {pull}[37816][37816]
 - Set timeout of 1 minute for FQDN requests {pull}37756[37756]
-- Fix the paths in the .cmd script added to the path by the Windows MSI to point to the new C:\Program Files installation location. https://github.com/elastic/elastic-stack-installers/pull/238
-- Change cache processor documentation from `write_period` to `write_interval`. {pull}38561[38561]
-- Fix cache processor expiries heap cleanup on partial file writes. {pull}38561[38561]
-- Fix cache processor expiries infinite growth when large a large TTL is used and recurring keys are cached. {pull}38561[38561]
-- Fix parsing of RFC 3164 process IDs in syslog processor. {issue}38947[38947] {pull}38982[38982]
-- Rename the field "apache2.module.error" to "apache.module.error" in Apache error visualization. {issue}39480[39480] {pull}39481[39481]
-- Validate config of the `replace` processor {pull}40047[40047]
-- Allow port number 0 in the community ID flowhash processor {pull}40259[40259]
-- Fix handling of escaped brackets in syslog structured data. {issue}40445[40445] {pull}40446[40446]
-- Aborts all active connections for Elasticsearch output. {pull}40572[40572]
-- Closes beat Publisher on beat stop and by the Agent manager. {pull}40572[40572]
-- The journald input now restarts if there is an error/crash {issue}32782[32782] {pull}40558[40558]
-- Update Go version to 1.22.8. {pull}41139[41139]
 
 *Auditbeat*
 
@@ -214,7 +201,6 @@ https://github.com/elastic/beats/compare/v8.8.1\...main[Check the HEAD diff]
 
 *Packetbeat*
 
-- Fix upload of bundled ingest pipelines on Windows. {pull}41110[41110]
 
 *Winlogbeat*
 
@@ -430,3 +416,9 @@ https://github.com/elastic/beats/compare/v8.8.1\...main[Check the HEAD diff]
 
 
 
+
+
+
+
+
+

libbeat/docs/release.asciidoc

@@ -8,6 +8,8 @@ This section summarizes the changes in each release. Also read
 <<breaking-changes>> for more detail about changes that affect
 upgrade.
 
+* <<release-notes-8.15.3>>
+* <<release-notes-8.15.2>>
 * <<release-notes-8.15.1>>
 * <<release-notes-8.15.0>>
 * <<release-notes-8.14.3>>