CC-5360: Updating a Show over a timezone change period has problems
CC-5360: Updating a Show over a timezone change period has problems

Need to apply the old timezone to show start time when attempting to
fetch current instance

ReganDryke/airtime,thnkloud9/Airtime,ReganDryke/airtime,Lapotor/libretime,sourcefabric/airtime,radiorabe/airtime,comiconomenclaturist/libretime,sourcefabric/airtime,justvanbloom/airtime,justvanbloom/airtime,comiconomenclaturist/libretime,sourcefabric/airtime,thnkloud9/Airtime,Ryex/airtime,Lapotor/libretime,LibreTime/libretime,sourcefabric/airtime,Ryex/airtime,Ryex/airtime,thnkloud9/Airtime,LibreTime/libretime,sourcefabric/airtime,Ryex/airtime,radiorabe/airtime,LibreTime/libretime,sourcefabric/Airtime,ReganDryke/airtime,thnkloud9/Airtime,justvanbloom/airtime,sourcefabric/Airtime,sourcefabric/Airtime,thnkloud9/Airtime,comiconomenclaturist/libretime,LibreTime/libretime,LibreTime/libretime,Ryex/airtime,sourcefabric/Airtime,LibreTime/libretime,ReganDryke/airtime,comiconomenclaturist/libretime,comiconomenclaturist/libretime,sourcefabric/Airtime,Ryex/airtime,Lapotor/libretime,radiorabe/airtime,justvanbloom/airtime,justvanbloom/airtime,thnkloud9/Airtime,Lapotor/libretime,radiorabe/airtime,radiorabe/airtime,justvanbloom/airtime,thnkloud9/Airtime,ReganDryke/airtime,Lapotor/libretime,justvanbloom/airtime,sourcefabric/Airtime,comiconomenclaturist/libretime,ReganDryke/airtime,radiorabe/airtime,Ryex/airtime,sourcefabric/airtime,sourcefabric/Airtime,sourcefabric/airtime,Lapotor/libretime,comiconomenclaturist/libretime,radiorabe/airtime,ReganDryke/airtime