Added a secure string comment

Author: anosov1960

samples/manage/azure-hybrid-benefit/README.md

@@ -52,7 +52,7 @@ The script accepts the following command line parameters:
 |-Server|[protocol:]server[instance_name][,port]|Required to save data to the database| 
 |-Database|database_name|Required to save data to the database|
 |-Username|user_name|Required to save data to the database|
-|-Password|password|Required to save data to the database, must be passed as secure string|
+|-Password|password|Required to save data to the database, must be passed as a *[SecureString]* variable|
 |-FilePath|csv_file_name|Required to save data in a .csv format. Ignored if database parameters are specified|
 
 <sup>1</sup>You can create a .csv file using the following command and then edit to remove the subscriptions you don't  want to scan.