Log Message:
glib2: update to 2.64.1

Overview of changes in GLib 2.64.1
==================================

* Fix memory monitor tests to only be installed if installed-tests are enabled,
  and to be skipped if GObject-Introspection is too old (!1407)

* Bugs fixed:
 - #1986 Socks5 Proxy: Authentication seems broken
 - #1988 Socks5 Proxy: Wrong error returned when using no authentication
 - !1407 Backport various patches from master to glib-2-64
 - !1412 Backport SOCKS5 fixes to glib-2-64

* Translation updates:
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