style: Fix typo in custom entrypoint description

[sancho1952007]

What is this PR about?

Minimal typo fix

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. If you have not tested it yet, please do so before submitting. This helps avoid wasting maintainers' time reviewing code that has not been verified by you.

Screenshots (if applicable)

Currently:

Greptile Summary

Fixes a single-word typo in the Custom Entrypoint form field description inside handle-domain.tsx, changing "domina" to "domain".

Confidence Score: 5/5

Safe to merge — single-character typo correction with no logic or behaviour changes.

The change is a trivial one-word spelling fix in a UI description string; no logic, data, or security implications exist.

No files require special attention.

_{Reviews (1): Last reviewed commit: "Fix typo in custom entrypoint descriptio..." | Re-trigger Greptile}

[sancho1952007]

Changed the title to style: ... as per CONTRIBUTING.md

[sancho1952007]

Fixes this issue reported on Discord: https://discord.com/channels/1234073262418563112/1234073263584575511/1494819123379835082