fix a link

Author: mumian

articles/azure-resource-manager/templates/deployment-script-template.md

@@ -127,7 +127,7 @@ Property value details:
 - **forceUpdateTag**: Changing this value between template deployments forces the deployment script to re-execute. Use the newGuid() or utcNow() function that needs to be set as the defaultValue of a parameter. To learn more, see [Run script more than once](#run-script-more-than-once).
 - **azPowerShellVersion**/**azCliVersion**: Specify the module version to be used. For a list of supported PowerShell and CLI versions, see [Prerequisites](#prerequisites).
 - **arguments**: Specify the parameter values. The values are separated by spaces.
-- **environmentVariables**: Specify the environment variables to pass over to the script. For more information, see [Develop deployment scripts](#develop-deployment-script).
+- **environmentVariables**: Specify the environment variables to pass over to the script. For more information, see [Develop deployment scripts](#develop-deployment-scripts).
 - **scriptContent**: Specify the script content. To run an external script, use `primaryScriptUri` instead. For examples, see [Use inline script](#use-inline-scripts) and [Use external script](#use-external-scripts).
 - **primaryScriptUri**: Specify a publicly accessible Url to the primary deployment script with supported file extensions.
 - **supportingScriptUris**: Specify an array of publicly accessible Urls to supporting files that are called in either `ScriptContent` or `PrimaryScriptUri`.