Fix minor alert message (#1467)

* add link to process types

* default instance warm up to 15 mins for step scaling

* revert

* fix alert message

deploy-board/deploy_board/templates/groups/asg_policy.tmpl

@@ -537,7 +537,7 @@ aria-hidden="true">
                     }
 
                     if (scaleDownStepsArray.length != scaleDownAdjustmentsArray.length) {
-                        alert("Each step must have an adjustment defined: " + scaleUpStepsArray + " vs. " + scaleUpAdjustmentsArray)
+                        alert("Each step must have an adjustment defined: " + scaleDownStepsArray + " vs. " + scaleDownAdjustmentsArray)
                         return false;
                     } 
                 }