Notification not sent when the conditions are not set

[RaviHari]

The issues is related to: #2066

Notifications are working when run on v1.2.2 but when upgraded v1.3.0-rc versions Notifications are not sent when conditions are not mentioned.

The logs are being generated though:

INFO[0115] Rollout has waited the duration of the pause step  namespace=rollout-canary rollout=rollouts-demo
DEBU[0115] No configured template for trigger: on-rollout-step-completed  namespace=rollout-canary rollout=rollouts-demo
INFO[0115] Event(v1.ObjectReference{Kind:"Rollout", Namespace:"rollout-canary", Name:"rollouts-demo", UID:"b3fbd661-423f-4e1f-a15b-175e9fca5f35", APIVersion:"argoproj.io/v1alpha1", ResourceVersion:"21533943", FieldPath:""}): type: 'Normal' reason: 'RolloutStepCompleted' Rollout step 7/7 completed (pause: 5) 
DEBU[0115] Notification sent                             namespace=rollout-canary rollout=rollouts-demo time_ms=0.041305
INFO[0115] Rollout step 7/7 completed (pause: 5)         event_reason=RolloutStepCompleted namespace=rollout-canary rollout=rollouts-demo
DEBU[0116] No configured destinations for trigger: on-rollout-resumed  namespace=rollout-canary rollout=rollouts-demo
DEBU[0116] Notification sent                             namespace=rollout-canary rollout=rollouts-demo time_ms=0.062244999999999995