Context
The test test_system_table_hypervisor.py::test_hypervisor_check_guest_mapping_update is failing and needs investigation and resolution. This test appears to be related to hypervisor guest mapping updates in the system table.

Acceptance Criteria

• Investigate why the test is failing
• Identify root cause of the failure
• Fix the test or the underlying implementation as appropriate
• Ensure all related tests continue to pass
• Update test documentation if needed