Events not starting on a full hour are missing

[Timac]

Description Calendar events not starting on a full hour are missing.

Steps to reproduce

• Add a meeting at 12:30
• Force synchronize the calendar

Result: The meeting at 12:30 is not visible although the information are available in the .ics file:

BEGIN:VEVENT
UID:040000008200E00074C5B7101A82E008000000002E10595C890ED701000000000000000
 010000000FB2D09A306B8B64DA6F544017207D86F
SUMMARY:Busy
DTSTART;TZID=W. Europe Standard Time:20210301T123000
DTEND;TZID=W. Europe Standard Time:20210301T130000
CLASS:PUBLIC
PRIORITY:5
DTSTAMP:20210301T110026Z
TRANSP:OPAQUE
STATUS:CONFIRMED
SEQUENCE:0
X-MICROSOFT-CDO-APPT-SEQUENCE:0
X-MICROSOFT-CDO-BUSYSTATUS:BUSY
X-MICROSOFT-CDO-INTENDEDSTATUS:BUSY
X-MICROSOFT-CDO-ALLDAYEVENT:FALSE
X-MICROSOFT-CDO-IMPORTANCE:1
X-MICROSOFT-CDO-INSTTYPE:0
X-MICROSOFT-DONOTFORWARDMEETING:FALSE
X-MICROSOFT-DISALLOW-COUNTER:FALSE
END:VEVENT