mingw: Upgrade glib to 2.79.3

glib 2.78.6 has a compatibility issue with Python 3.12 and above [1] and
causes failures when building Windows host tools.

[1] https://gitlab.gnome.org/GNOME/glib/-/commit/6ef967a0f930ce37a8c9b5aff969693b34714291

Signed-off-by: Stephanos Ioannidis <root@stephanos.io>

Author: stephanosio

Dockerfile

@@ -101,6 +101,7 @@ RUN <<EOF
 		python \
 		python3 \
 		python3-dev \
+		python3-packaging \
 		python3-pexpect \
 		python3-pip \
 		python3-setuptools \

mingw/scripts/mingw-versions.in

@@ -10,7 +10,7 @@ ZLIB_VERSION=1.3.1
 LIBPNG_VERSION=1.6.50
 LIBJPEG_TURBO_VERSION=3.1.2
 PIXMAN_VERSION=0.44.2
-GLIB_VERSION=2.78.6
+GLIB_VERSION=2.79.3
 LIBGPG_ERROR_VERSION=1.56
 LIBGCRYPT_VERSION=1.11.2
 LIBIDN2_VERSION=2.3.7