Update notification.php

[hugbubby]

No description provided.

[zeropath-ai-staging]

❌ Possible security or compliance issues detected. Reviewed everything up to 844a849.

The following issues were found:

• Cross Site Scripting (XSS)

  • Location: notification.php:16
  • Score: MEDIUM (57.0)
  • Description: Reflected XSS via unsanitized GET parameter echoed in notification.php
  • Link to UI: https://staging.branch.zeropath.com/app/issues/09fdc3ee-4557-45f9-ab5f-0bec8d797da1

Security Overview

• 🔎 Scanned files: 1 changed file(s)
• 🔗 Scan Link: https://staging.branch.zeropath.com/app/repositories/c5d8a022-9631-45a3-937f-404f77ff821a?scanId=6915c4cd-5cd7-49b0-a3e3-8a3f584decf8&codeScanTypes=PrScan&tab=issues

Detected Code Changes

Change Type	Relevant files
Other	► notification.php     Modified notification.php

Reply to this PR with @zeropath-ai followed by a description of what change you want and we'll auto-submit a change to this PR to implement it.