Fix feedz badge

Author: ejsmith

.github/workflows/docs.yml

@@ -4,6 +4,13 @@ on:
   push:
     branches:
       - main
+    paths:
+      - 'docs/**'
+      - '.github/workflows/docs.yml'
+
+concurrency:
+  group: pages
+  cancel-in-progress: false
 
 jobs:
   deploy-docs:

README.md

@@ -2,7 +2,7 @@
 
 [![Build status](https://github.com/FoundatioFx/Foundatio.Mediator/workflows/Build/badge.svg)](https://github.com/FoundatioFx/Foundatio.Mediator/actions)
 [![NuGet Version](http://img.shields.io/nuget/v/Foundatio.Mediator.svg?style=flat)](https://www.nuget.org/packages/Foundatio.Mediator/)
-[![feedz.io](https://img.shields.io/badge/endpoint.svg?url=https%3A%2F%2Ff.feedz.io%2Ffoundatio%2Ffoundatio%2Fshield%2FFoundatio.Mediator%2Flatest)](https://f.feedz.io/foundatio/foundatio/packages/Foundatio.Mediator/latest/download)
+[![feedz.io](https://img.shields.io/endpoint?url=https%3A%2F%2Ff.feedz.io%2Ffoundatio%2Ffoundatio%2Fshield%2FFoundatio.Mediator%2Flatest)](https://f.feedz.io/foundatio/foundatio/packages/Foundatio.Mediator/latest/download)
 [![Discord](https://img.shields.io/discord/715744504891703319)](https://discord.gg/6HxgFCx)
 
 Blazingly fast, convention-based C# mediator powered by source generators and interceptors.