Log Message:
libical: update to 3.0.11

Version 3.0.11 (09 October 2021):
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 * Fix icalrecur_iterator_set_start() for hourly, minutely, and secondly recurrences
 * Fix build for Berkeley DB version greater than 5
 * Fix vcal for some architectures (like aarch64, ppc64le and s390x)
 * Fix memory leaks in vcal
 * Prevent crash when looking for tzid in initialize_rscale
 * Adjust libdir and includedir in generated pkgconfig files
 * Built-in timezones updated to tzdata2021c