Bump pytz from 2021.3 to 2022.2.1

WKDV Botrequested to merge
dependabot/pip/pytz-2022.2.1 into develop

Bumps pytz from 2021.3 to 2022.2.1.

Commits
  • a6867f1 Bump version numbers to 2022.2.1/2022b
  • 07aa4d9 Revert inclusion of PACKRATDATA=backzone
  • a5c6756 Update dead link
  • b247b50 Remove obsolete Travis config
  • c7cf378 Bump version numbers to 2022b/2022.2
  • d0d613c Europe/Belfast changes move it to common_timezones
  • be677ab Enable full PACKRATDATA for timestamp backwards compatibility
  • fbe098e IANA 2022b
  • 301a880 Squashed 'tz/' changes from 95ecc37d2..32a4af56f
  • 14f33bf Use documented os.sep instead of os.path.sep
  • Additional commits viewable in compare view

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