Updated the override parameters of Web Deployment Step VSTS

The override parameters of Create or Update RG step in Web Deployment Step is updated to include uniqueresourcename suffix global  variable

Author: irajbalakrish

setup.md

@@ -352,7 +352,7 @@ The web app is deployed into its own resource group. It has its own ARM template
 
  1. **Create Resource Name Suffix:** Use the _PowerShell_ task, with the _Script Path_ set to the relative location of the `CreateUniqueResourceNameSuffix.ps1` file, e.g. `$(System.DefaultWorkingDirectory)/Web-CI/deploy/CreateUniqueResourceNameSuffix.ps1`.
 
- 2. **Deploy ARM Template:** Use the _Azure Resource Group Deployment_ task, with the _Action_ set to `Create or update resource group`. Set the _Template_ to the location of the `template.json` file, e.g. `$(System.DefaultWorkingDirectory)/web/deploy/template.json`. Set the _Overridable template parameters_ to the following: `-functionAppProxyName {function-app-proxy-name}`
+ 2. **Deploy ARM Template:** Use the _Azure Resource Group Deployment_ task, with the _Action_ set to `Create or update resource group`. Set the _Template_ to the location of the `template.json` file, e.g. `$(System.DefaultWorkingDirectory)/web/deploy/template.json`. Set the _Overridable template parameters_ to the following: `-uniqueResourceNameSuffix $(UniqueResourceNameSuffix) -functionAppProxyName {function-app-proxy-name}`
 
  3. **Deploy API:** Use the _Azure App Service Deploy_ task, with the _App type_ set to `Web App`. Set the _App Service name_ to `crweb$(UniqueResourceNameSuffix)`. Set the _Package or folder_ to the relative location of the `.zip` file for the front-end API, e.g. `$(System.DefaultWorkingDirectory)/Web-CI/webapp/*.zip`.