Sets test salt-master to 24x7x365

test/aws-us-gov/mdr-test-c2/071-instance-salt-master/terragrunt.hcl

@@ -33,6 +33,8 @@ inputs = {
   tags = {
     Purpose = "Salt Master"
     Terraform = "aws/${basename(get_parent_terragrunt_dir())}/${path_relative_to_include()}/"
+    # When indexers come online in the middle of the night, they need a salt master or they don't rejoin
+    Schedule = "24x7x365"
   }
   instance_name = "salt-master"
   instance_type = local.account_vars.locals.salt_master_instance_type