fix calendar parser

calendar_utils/icalevents/icalparser.py

@@ -528,7 +528,18 @@ def parse_rrule(component):
         # Add exdates to the rruleset
         for exd in extract_exdates(component):
             if type(dtstart) is date:
-                rule.exdate(exd.replace(tzinfo=None))
+                rule.exdate(
+                    datetime(
+                        year=exd.year,
+                        month=exd.month,
+                        day=exd.day,
+                        hour=0,
+                        minute=0,
+                        second=0
+                    )
+                    if isinstance(exd, date)
+                    else exd
+                )
             else:
                 rule.exdate(exd)