File _patchinfo of Package patchinfo.28455

<patchinfo incident="28455">
  <packager>dspinella</packager>
  <rating>important</rating>
  <category>recommended</category>
  <summary>Recommended update for timezone</summary>
  <description>This update for timezone fixes the following issues:

- Version update from 2022g to 2023c:
  * Egypt now uses DST again, from April through October.
  * This year Morocco springs forward April 23, not April 30.
  * Palestine delays the start of DST this year.
  * Much of Greenland still uses DST from 2024 on.
  * America/Yellowknife now links to America/Edmonton.
  * tzselect can now use current time to help infer timezone.
  * The code now defaults to C99 or later.
</description>
</patchinfo>