feat: display environnement in notification

[spacewaterbear]

What is this PR about?

Notification->App deploy : precise in the notification which environment has been deployed

Checklist

Before submitting this PR, please make sure that:

• You created a dedicated branch based on the canary branch.
• You have read the suggestions in the CONTRIBUTING.md file https://github.com/Dokploy/dokploy/blob/canary/CONTRIBUTING.md#pull-request
• You have tested this PR in your local instance.

Screenshots (if applicable)