docs: Prepare Changelog for 7.17.12 (#36127)

Co-authored-by: David Kilfoyle <[email protected]>
Co-authored-by: Pierre HILBERT <[email protected]>

CHANGELOG.asciidoc

@@ -3,6 +3,17 @@
 :issue: https://github.com/elastic/beats/issues/
 :pull: https://github.com/elastic/beats/pull/
 
+[[release-notes-7.17.12]]
+=== Beats version 7.17.12
+https://github.com/elastic/beats/compare/v7.17.11\...v7.17.12[View commits]
+
+==== Added
+
+*Filebeat*
+
+- Add sanitization capabilities to `azure-eventhub` input {pull}34874[34874]
+- Add fingerprint mode for the filestream scanner and the new file identity based on it {issue}34419[34419] {pull}35734[35734]
+
 [[release-notes-7.17.11]]
 === Beats version 7.17.11
 https://github.com/elastic/beats/compare/v7.17.10\...v7.17.11[View commits]

CHANGELOG.next.asciidoc

@@ -68,8 +68,6 @@ https://github.com/elastic/beats/compare/v7.0.0-alpha2...master[Check the HEAD d
 
 *Filebeat*
 
-- Add sanitization capabilities to azure-eventhub input {pull}34874[34874]
-- Add fingerprint mode for the filestream scanner and new file identity based on it {issue}34419[34419] {pull}35734[35734]
 
 *Heartbeat*
 
@@ -110,3 +108,6 @@ https://github.com/elastic/beats/compare/v7.0.0-alpha2...master[Check the HEAD d
 *Functionbeat*
 
 ==== Known Issue
+
+
+

libbeat/docs/release.asciidoc

@@ -8,6 +8,7 @@ This section summarizes the changes in each release. Also read
 <<breaking-changes>> for more detail about changes that affect
 upgrade.
 
+* <<release-notes-7.17.12>>
 * <<release-notes-7.17.11>>
 * <<release-notes-7.17.10>>
 * <<release-notes-7.17.9>>