chlog: new section

Author: awaelchli

src/lightning/app/CHANGELOG.md

@@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 
+## [2.1.3] - 2023-12-21
+
+### Changed
+
+-
+
+
+### Fixed
+
+-
+
+
 ## [2.1.2] - 2023-11-15
 
 ### Changed

src/lightning/data/CHANGELOG.md

@@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 
+## [2.1.3] - 2023-12-21
+
+### Changed
+
+-
+
+
+### Fixed
+
+-
+
+
 ## [2.1.2] - 2023-11-15
 
 ### Added

src/lightning/fabric/CHANGELOG.md

@@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 
+## [2.1.3] - 2023-12-21
+
+### Changed
+
+-
+
+
+### Fixed
+
+-
+
+
 ## [2.1.2] - 2023-11-15
 
 ### Fixed

src/lightning/pytorch/CHANGELOG.md

@@ -5,6 +5,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 
+## [2.1.3] - 2023-12-21
+
+### Changed
+
+-
+
+
+### Fixed
+
+-
+
+
 ## [2.1.2] - 2023-11-15
 
 ### Fixed