feat(changelog): add new entry

Author: Changelog bot

changelog/january2025/2025-01-22-containers-fixed-serverless-containers-test-tab-fix.mdx

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+---
+title: Serverless Containers Test tab fix
+status: fixed
+author:
+    fullname: 'Join the #serverless-containers channel on Slack.'
+    url: 'https://slack.scaleway.com'
+date: 2025-01-22
+category: serverless
+product: containers
+---
+
+Test tab in Serverless Containers has been updated to fix a display error.
+
+Now the tab will be visible in the Scaleway Console.
+