[glib/glib-2-66: 6/6] Merge branch 'backport-1661-timezone-fix-glib-2-66' into 'glib-2-66'

[Emmanuele Bassi <ebassi src gnome org>]

commit c014614a9b3f23ae5da8cb8c83e989d776a08c8f
Merge: cb8059291 976f48b43
Author: Emmanuele Bassi <ebassi gmail com>
Date:   Fri Oct 16 13:27:58 2020 +0000

    Merge branch 'backport-1661-timezone-fix-glib-2-66' into 'glib-2-66'
    
    Backport !1661 “Lookup fallback time zones in the cache to improve performance” to glib-2-66
    
    See merge request GNOME/glib!1700

 glib/gtimezone.c       | 259 ++++++++++++++++++++++++++-----------------------
 glib/tests/gdatetime.c |  52 ++++++++++
 2 files changed, 191 insertions(+), 120 deletions(-)
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