Update README.md

Author: jonobr1

wiki/changelog/README.md

@@ -11,9 +11,9 @@ All notable changes to this project will be documented in this file. The format
 
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-## Nightly
+## August 7, 2023 v0.8.11
 
-<h3 class="visible">Nightly</h3>
+<h3 class="visible">August 7, 2023</h3><version-link v="v0.8.11" />
 
 + Fixed getters on `Two.Anchor.left` and `Two.Anchor.right`
 + Improved `Two.Path.getBoundingClientRect`, `Two.Group.getBoundingClientRect`, and `Two.Text.getBoundingClientRect` to correctly handle projected points that are rotated by matrices