increase monitoring delay (#19201)

part 1 of 2 of https://github.com/fleetdm/fleet/issues/19038

infrastructure/dogfood/terraform/aws-tf-module/main.tf

@@ -319,7 +319,7 @@ module "monitoring" {
     subnet_ids                 = module.main.vpc.private_subnets
     vpc_id                     = module.main.vpc.vpc_id
     # Format of https://pkg.go.dev/time#ParseDuration
-    delay_tolerance = "2h"
+    delay_tolerance = "4h"
     # Interval format for: https://docs.aws.amazon.com/scheduler/latest/UserGuide/schedule-types.html#rate-based
     run_interval = "1 hour"
   }