Update CHANGELOG for 10.0.2 (#1239)

Author: mshafrir-stripe

CHANGELOG.md

@@ -1,5 +1,8 @@
 # CHANGELOG
 
+## 10.0.2 - 2019-07-23
+* [#1238](https://github.com/stripe/stripe-android/pull/1238) Update Proguard rules to fix integration issues with Stripe 3DS2 library
+
 ## 10.0.1 - 2019-07-22
 * [#1226](https://github.com/stripe/stripe-android/pull/1226) Prevent non-critical network requests from blocking API requests by moving fire-and-forget requests to separate thread
 * [#1228](https://github.com/stripe/stripe-android/pull/1228) Update to Android Gradle Plugin to 3.5.0-rc01