[DOCS] Adds elastic#112562 known issue to 7.14.2 release notes

docs/CHANGELOG.asciidoc

@@ -65,6 +65,12 @@ Review important information about the {kib} 7.14.x releases.
 
 Review the following information about the 7.14.2 release.
 
+[float]
+[[known-issue-v7.14.2]]
+=== Known issue
+
+{kib} is unable to restore *Discover* search sessions with a relative time range. When you restore the *Discover* search session, then run a new searche, {kib} displays a `Your search session is still running` message. For more information, refer to {kibana-issue}101430[#101430].
+
 [float]
 [[breaking-changes-v7.14.2]]
 === Breaking changes
@@ -817,8 +823,6 @@ Uptime::
 [[release-notes-7.13.2]]
 == {kib} 7.13.2
 
-coming::[7.13.2]
-
 The 7.13.2 release includes the following bug fixes.
 
 [float]