update notebooks (#14340)

Borda · lexierule · commit 7ccaa5c67823 · 2022-08-31T12:11:00.000-04:00
diff --git a/_notebooks b/_notebooks
@@ -1 +1 @@
-Subproject commit 8a36a41548f34c44ac455d515a72994487e85813
+Subproject commit 6d5634b7942180e6ba4a30bfbd74926d1c22f1eb
diff --git a/src/pytorch_lightning/CHANGELOG.md b/src/pytorch_lightning/CHANGELOG.md
@@ -4,7 +4,7 @@ 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/).
 
-## [1.7.4] - 2022-08-30
+## [1.7.4] - 2022-08-31
 
 ### Added
 
