docs: update CircleCI readme badge

README.md

@@ -2,7 +2,7 @@
 
 > Create universal macOS Electron applications
 
-[![CircleCI](https://circleci.com/gh/electron/universal.svg?style=svg)](https://circleci.com/gh/electron/universal)
+[![CircleCI](https://circleci.com/gh/electron/universal/tree/master.svg?style=svg)](https://circleci.com/gh/electron/universal)
 
 
 ## Usage
@@ -33,4 +33,4 @@ your x64 and arm64 apps work in isolation the Universal app will work as well.
 
 #### How do I build my app for Apple silicon in the first place?
 
-Check out the [Electron Apple silicon blog post](https://www.electronjs.org/blog/apple-silicon)
+Check out the [Electron Apple silicon blog post](https://www.electronjs.org/blog/apple-silicon)