Update time zone data files to tzdata release 2019c.

Tom Lane <tgl@sss.pgh.pa.us>

Commit: 128abdef7808665c67931cc6fc84d6435c7d4af1
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2019-09-20T23:54:29Z
Releases: 9.5.20
Update time zone data files to tzdata release 2019c.

DST law changes in Fiji and Norfolk Island.  Historical corrections
for Alberta, Austria, Belgium, British Columbia, Cambodia, Hong Kong,
Indiana (Perry County), Kaliningrad, Kentucky, Michigan, Norfolk
Island, South Korea, and Turkey.

Files

PathChange+/−
src/timezone/data/tzdata.zi modified +45 −55
src/timezone/known_abbrevs.txt modified +1 −0