Remove licenses table check from initializer

What does this MR do?

Remove licenses table check from initializer

This was added before the Gitlab.ee check was added. The Gitlab.ee check renders this redundant.

Related issue: #36801 (closed)

Does this MR meet the acceptance criteria?

Conformity

• Changelog entry
• [-] Documentation (if required)
• Code review guidelines
• Merge request performance guidelines
• Style guides
• [-] Database guides
• Separation of EE specific content

Availability and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• [-] Tested in all supported browsers