Fix NSEDoc comments in ms-sql-config and ms-sql-query. They need three

dashes.

scripts/ms-sql-config.nse

@@ -15,7 +15,7 @@ require 'mssql'
 
 dependencies = {"ms-sql-brute", "ms-sql-empty-password"}
 
---
+---
 -- @args mssql.username specifies the username to use to connect to
 --       the server. This option overrides any accounts found by
 --       the mssql-brute and mssql-empty-password scripts.

scripts/ms-sql-query.nse

@@ -12,7 +12,7 @@ require 'mssql'
 
 dependencies = {"ms-sql-brute", "ms-sql-empty-password"}
 
---
+---
 -- @args mssql-query.query specifies the query to run against the server.
 --       (default SELECT @@version version)
 --