Remove dynamic memory alert since it is unhelpful (#1607)

Co-authored-by: Samuel Aquino <saquino@flexion.us>
Co-authored-by: jcrichlake <145698165+jcrichlake@users.noreply.github.com>
Co-authored-by: Bella L. Quintero <96704946+pluckyswan@users.noreply.github.com>
Co-authored-by: James Gilmore <109554461+GilmoreA6@users.noreply.github.com>

operations/template/alert.tf

@@ -217,47 +217,6 @@ resource "azurerm_monitor_metric_alert" "azure_5XX_alert" {
   }
 }
 
-resource "azurerm_monitor_metric_alert" "dynamic_memory_alert" {
-  count               = local.non_pr_environment ? 1 : 0
-  name                = "cdcti-${var.environment}-dynamic-memory-alert"
-  resource_group_name = data.azurerm_resource_group.group.name
-  scopes              = [azurerm_linux_web_app.api.id]
-  description         = "This alert checks if the backpack is starting to get heavy but does it in a way that keeps watching how much stuff is added. If it gets too full, it lets you know so you can take action before it becomes a problem."
-  severity            = 2
-  frequency           = "PT5M"
-  window_size         = "PT15M"
-
-  dynamic_criteria {
-    metric_name       = "MemoryWorkingSet"
-    metric_namespace  = "Microsoft.Web/sites"
-    aggregation       = "Average"
-    operator          = "GreaterThan"
-    alert_sensitivity = "Medium"
-  }
-
-  action {
-    action_group_id = azurerm_monitor_action_group.notify_slack_email[count.index].id
-  }
-
-  lifecycle {
-    # Ignore changes to tags because the CDC sets these automagically
-    ignore_changes = [
-      tags["business_steward"],
-      tags["center"],
-      tags["environment"],
-      tags["escid"],
-      tags["funding_source"],
-      tags["pii_data"],
-      tags["security_compliance"],
-      tags["security_steward"],
-      tags["support_group"],
-      tags["system"],
-      tags["technical_steward"],
-      tags["zone"]
-    ]
-  }
-}
-
 resource "azurerm_monitor_metric_alert" "database_memory_alert" {
   count               = local.non_pr_environment ? 1 : 0
   name                = "cdcti-${var.environment}-database-memory-alert"