When alarms scheduled for the same time only one is fired

[yuriykulikov]

Describe the bug

If two alarms are scheduled at the same, only one will fire and the second one will be scheduled for the next day.

To Reproduce

Describe the steps to reproduce the behavior:

• Given
• When
• Then

Expected and observed behavior

Provide a clear and concise description of what you expected to happen, what has actually happened.

Screenshots

If applicable, add screenshots to help explain your problem.

Logs

Attach the log file which you can create by clicking on the "Bugreport" button in the menu.

2023-04-09-two alarms at the same time bugreport.txt

[yuriykulikov]

See also #533, behavior observed there is partially occurs in production.