Update the Revision History and Acknowledgements sections

index.bs

@@ -6717,6 +6717,7 @@ For the revision history of the second edition, see [that document's Revision Hi
 * Added <a href="#accessibility">Accessibility considerations</a> section. ([Issue #327](https://github.com/w3c/IndexedDB/issues/327))
 * Used [[infra]]'s list sorting definition. ([Issue #346](https://github.com/w3c/IndexedDB/issues/346))
 * Added a definition for [=transaction/live=] transactions, and renamed "run an upgrade transaction" to [=/upgrade a database=], to disambiguate "running". ([Issue #408](https://github.com/w3c/IndexedDB/issues/408))
+* Specified the {{DOMException}} type for failures when reading a value from the underlying storage in [[#object-store-retrieval-operation]]. ([Issue #423](https://github.com/w3c/IndexedDB/issues/423))
 
 <!-- ============================================================ -->
 # Acknowledgements # {#acknowledgements}
@@ -6736,6 +6737,7 @@ specification authoring tool used to create this document, and
 for his general authoring advice.
 
 Special thanks to
+Abhishek Shanthkumar,
 Adam Klein,
 Addison Phillips,
 Adrienne Walker,