Add QuickBooks provider to table

Add the new QuickBooks provider to the table of available providers that was missed from #593.

Author: martincostello

README.md

@@ -167,6 +167,7 @@ If a provider you're looking for does not exist, consider making a PR to add one
 | Patreon | [![NuGet](https://buildstats.info/nuget/AspNet.Security.OAuth.Patreon?includePreReleases=false)](https://www.nuget.org/packages/AspNet.Security.OAuth.Patreon/ "Download AspNet.Security.OAuth.Patreon from NuGet.org") | [![MyGet](https://buildstats.info/myget/aspnet-contrib/AspNet.Security.OAuth.Patreon?includePreReleases=true)](https://www.myget.org/feed/aspnet-contrib/package/nuget/AspNet.Security.OAuth.Patreon "Download AspNet.Security.OAuth.Patreon from MyGet.org") | [Documentation](https://docs.patreon.com/#oauth "Patreon developer documentation") |
 | Paypal | [![NuGet](https://buildstats.info/nuget/AspNet.Security.OAuth.Paypal?includePreReleases=false)](https://www.nuget.org/packages/AspNet.Security.OAuth.Paypal/ "Download AspNet.Security.OAuth.Paypal from NuGet.org") | [![MyGet](https://buildstats.info/myget/aspnet-contrib/AspNet.Security.OAuth.Paypal?includePreReleases=true)](https://www.myget.org/feed/aspnet-contrib/package/nuget/AspNet.Security.OAuth.Paypal "Download AspNet.Security.OAuth.Paypal from MyGet.org") | [Documentation](https://developer.paypal.com/docs/api-basics/#oauth-20-authorization-protocol "Paypal developer documentation") |
 | QQ | [![NuGet](https://buildstats.info/nuget/AspNet.Security.OAuth.QQ?includePreReleases=false)](https://www.nuget.org/packages/AspNet.Security.OAuth.QQ/ "Download AspNet.Security.OAuth.QQ from NuGet.org") | [![MyGet](https://buildstats.info/myget/aspnet-contrib/AspNet.Security.OAuth.QQ?includePreReleases=true)](https://www.myget.org/feed/aspnet-contrib/package/nuget/AspNet.Security.OAuth.QQ "Download AspNet.Security.OAuth.QQ from MyGet.org") | [Documentation](https://developers.e.qq.com/docs/apilist/auth/oauth2 "QQ developer documentation") |
+| QuickBooks | [![NuGet](https://buildstats.info/nuget/AspNet.Security.OAuth.QuickBooks?includePreReleases=false)](https://www.nuget.org/packages/AspNet.Security.OAuth.QuickBooks/ "Download AspNet.Security.OAuth.QuickBooks from NuGet.org") | [![MyGet](https://buildstats.info/myget/aspnet-contrib/AspNet.Security.OAuth.QuickBooks?includePreReleases=true)](https://www.myget.org/feed/aspnet-contrib/package/nuget/AspNet.Security.OAuth.QuickBooks "Download AspNet.Security.OAuth.QuickBooks from MyGet.org") | [Documentation](https://www.developer.intuit.com/app/developer/qbo/docs/develop/authentication-and-authorization/oauth-2.0-playground "QuickBooks developer documentation") |
 | Reddit | [![NuGet](https://buildstats.info/nuget/AspNet.Security.OAuth.Reddit?includePreReleases=false)](https://www.nuget.org/packages/AspNet.Security.OAuth.Reddit/ "Download AspNet.Security.OAuth.Reddit from NuGet.org") | [![MyGet](https://buildstats.info/myget/aspnet-contrib/AspNet.Security.OAuth.Reddit?includePreReleases=true)](https://www.myget.org/feed/aspnet-contrib/package/nuget/AspNet.Security.OAuth.Reddit "Download AspNet.Security.OAuth.Reddit from MyGet.org") | [Documentation](https://github.com/reddit-archive/reddit/wiki/oauth2 "Reddit developer documentation") |
 | Salesforce | [![NuGet](https://buildstats.info/nuget/AspNet.Security.OAuth.Salesforce?includePreReleases=false)](https://www.nuget.org/packages/AspNet.Security.OAuth.Salesforce/ "Download AspNet.Security.OAuth.Salesforce from NuGet.org") | [![MyGet](https://buildstats.info/myget/aspnet-contrib/AspNet.Security.OAuth.Salesforce?includePreReleases=true)](https://www.myget.org/feed/aspnet-contrib/package/nuget/AspNet.Security.OAuth.Salesforce "Download AspNet.Security.OAuth.Salesforce from MyGet.org") | [Documentation](https://developer.salesforce.com/docs/atlas.en-us.api_rest.meta/api_rest/intro_understanding_web_server_oauth_flow.htm "Salesforce developer documentation") |
 | Shopify | [![NuGet](https://buildstats.info/nuget/AspNet.Security.OAuth.Shopify?includePreReleases=false)](https://www.nuget.org/packages/AspNet.Security.OAuth.Shopify/ "Download AspNet.Security.OAuth.Shopify from NuGet.org") | [![MyGet](https://buildstats.info/myget/aspnet-contrib/AspNet.Security.OAuth.Shopify?includePreReleases=true)](https://www.myget.org/feed/aspnet-contrib/package/nuget/AspNet.Security.OAuth.Shopify "Download AspNet.Security.OAuth.Shopify from MyGet.org") | [Documentation](https://help.shopify.com/en/api/getting-started/authentication/oauth "Shopify developer documentation") |