Update CHANGELOG.md [skip ci]

Author: adierkens

CHANGELOG.md

@@ -1,3 +1,23 @@
+# v1.0.3 (Fri Sep 17 2021)
+
+### Release Notes
+
+#### Support removing children ([#1](https://github.com/intuit/react-json-reconciler/pull/1))
+
+Adds support for handling removing children from the JSON tree
+
+---
+
+#### 🐛 Bug Fix
+
+- Support removing children [#1](https://github.com/intuit/react-json-reconciler/pull/1) ([@adierkens](https://github.com/adierkens))
+
+#### Authors: 1
+
+- Adam Dierkens ([@adierkens](https://github.com/adierkens))
+
+---
+
 # v1.0.2 (Tue Sep 07 2021)
 
 #### ⚠️ Pushed to `main`