added deploy to azure button

Author: netevert

README.md

@@ -8,6 +8,7 @@
 <!--
 [![](https://img.shields.io/badge/Azure%20Sentinel%20workbooks%20gallery-grey?style=flat-square&logo=microsoft-azure)](https://github.com/Azure/Azure-Sentinel/blob/master/Workbooks/SysmonThreatHunting.json)
 -->
+[![Deploy to Azure](https://aka.ms/deploytoazurebutton)](https://portal.azure.com/#create/Microsoft.Template/uri/https%3A%2F%2Fraw.githubusercontent.com%2FBlueTeamLabs%2Fsentinel-attack%2Fdev%2Fv.1.4.2%2Fazuredeploy.json)
 
 Sentinel ATT&CK aims to simplify the rapid deployment of a threat hunting capability that leverages Sysmon and [MITRE ATT&CK](https://attack.mitre.org/) on Azure Sentinel.