Update to tzdata2021e from www.iana.org. Major changes:

Update to tzdata2021e from iana.org.  Major changes:
 o Palestine will fall back 10-29 (not 10-30) at 01:00.
 o Fiji suspends DST for the 2021/2022 season.
 o Move some backward-compatibility links to 'backward'.
 o Rename Pacific/Enderbury to Pacific/Kanton.