Merge pull request #136 from Affirm/fix-readme-v-2-0-26

Update README.md

Author: josorio2

README.md

@@ -356,7 +356,7 @@ We also support using fragment directly, only need to pass a ViewGroup id, we wi
 1. Copy the content of the `gradle.properties.template` to `affirm/gradle.properties`. This step is optional. There is a step inside `affirm/build.gradle` to do this automatically.
 2. Run the `samples-java` or `samples-kotlin` within Android Studio.
 
-# Upgrade (from 1.x.x to 6)
+# Upgrade (from 1.x.x to 2.0.26)
 * If you are using an older version of the SDK, you can refer to this [upgrade document](https://github.com/Affirm/affirm-merchant-sdk-android/blob/master/UPGRADE.md). We recommend that you install the latest version to access the most up-to-date features and experience. 
 
 # Changelog