Update shields.

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Author: BB9z

README.md

@@ -1,8 +1,8 @@
-# B9 MulticastDelegate
+# B9MulticastDelegate
 
-[![Swift Version](https://img.shields.io/badge/Swift-5.0+-EE5533.svg?style=flat-square)](https://swift.org)
+[![Swift Version](https://img.shields.io/badge/Swift-5.3+-EE5533.svg?style=flat-square)](https://swift.org)
 [![Swift Package Manager](https://img.shields.io/badge/spm-compatible-EE5533.svg?style=flat-square)](https://swift.org/package-manager)
-[![Build Status](https://img.shields.io/travis/b9swift/MulticastDelegate.svg?style=flat-square&colorA=333333&colorB=EE5533)](https://travis-ci.org/b9swift/MulticastDelegate)
+[![Build Status](https://img.shields.io/github/workflow/status/b9swift/MulticastDelegate/Swift?style=flat-square&colorA=333333&colorB=EE5533)](https://travis-ci.org/b9swift/MulticastDelegate)
 
 Multicast delegate is a delegate that can have more than one element in its invocation list.