Update Changelog & Readme for 15.3.2
(cherry picked from commit 8c7bbbfc210a4251411be9511ceb88e7932ac5f1) Fix formatting of 15.3.2 changelog (cherry picked from commit c2388bf09beb76f77bc836df871b25ca167b8617)
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Paul O’Shannessy committed
af28c5cd737a026110feafc329e664cd585a850f
Parent: 2ec2d8f