updated template variables file

Author: netevert

lab/variables.tfvars.txt

@@ -16,6 +16,10 @@ accounts = {
     # workstation accounts
     pc1_admin_user          = ""
     pc1_admin_password      = ""
+
+    # DC account
+    dc1_admin_user          = ""
+    dc1_admin_password      = ""
 }
 
 workstations = {
@@ -28,4 +32,5 @@ workstations = {
 
     # Naming configurations
     pc1             = ""            # eg. pc-test
+    dc1             = ""
 }