Add release notes for 8.3.3 (#88599)

Add release notes for 8.3.3

docs/reference/release-notes.asciidoc

@@ -7,6 +7,7 @@
 This section summarizes the changes in each release.
 
 * <<release-notes-8.4.0>>
+* <<release-notes-8.3.3>>
 * <<release-notes-8.3.2>>
 * <<release-notes-8.3.1>>
 * <<release-notes-8.3.0>>
@@ -29,6 +30,7 @@ This section summarizes the changes in each release.
 --
 
 include::release-notes/8.4.0.asciidoc[]
+include::release-notes/8.3.3.asciidoc[]
 include::release-notes/8.3.2.asciidoc[]
 include::release-notes/8.3.1.asciidoc[]
 include::release-notes/8.3.0.asciidoc[]

docs/reference/release-notes/8.3.3.asciidoc

@@ -0,0 +1,39 @@
+[[release-notes-8.3.3]]
+== {es} version 8.3.3
+
+Also see <<breaking-changes-8.3,Breaking changes in 8.3>>.
+
+[[bug-8.3.3]]
+[float]
+=== Bug fixes
+
+Infra/Core::
+* Add `build_flavor` back to info API REST response {es-pull}88336[#88336] (issue: {es-issue}88318[#88318])
+
+Mapping::
+* Enforce max values limit only when running a script {es-pull}88295[#88295]
+
+Monitoring::
+* Switch cgroup memory fields to keyword {es-pull}88260[#88260]
+
+Packaging::
+* Fix Docker positional parameter passing {es-pull}88584[#88584]
+
+Security::
+* Ensure `CreateApiKey` always creates a new document {es-pull}88413[#88413]
+
+[[enhancement-8.3.3]]
+[float]
+=== Enhancements
+
+Security::
+* New setting to close idle connections in OIDC back-channel {es-pull}87773[#87773]
+
+[[upgrade-8.3.3]]
+[float]
+=== Upgrades
+
+Packaging::
+* Upgrade to OpenJDK 18.0.2+9 {es-pull}88675[#88675] (issue: {es-issue}88673[#88673])
+
+