Links Layer: Update Alert Logic

What does this MR do?

This MR makes it so the performance-related alert does not show when there is no links layer (aka containerZero), because that makes no sense.

Screenshots (strongly suggested)

Does this MR meet the acceptance criteria?

Conformity

• 📋 Does this MR need a changelog?
  • I have included a changelog entry.
  • I have not included a changelog entry because this is behind a feature flag.
• Code review guidelines
• Merge request performance guidelines
• Style guides

Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.

#276949 (closed)