shell: Initialise locale early

Otherwise glib will make internal calls before setlocale is called:
** (process:1124144): WARNING **: 10:16:58.983: dcgettext("(null)", "", 5) called before setlocale()

 #0  0x00007ffff7c80f77 in g_logv () at /lib64/libglib-2.0.so.0
 #1  0x00007ffff7c81233 in g_log () at /lib64/libglib-2.0.so.0
 #2  0x00007ffff7fbb6c6 in dcgettext (__domainname=<optimized out>, __msgid=0x7ffff7ce6c5a "", __category=<optimized out>) at ../../../../Projects/jhbuild/gettext-pseudolocale/gettext-pseudolocale.c:194
 #3  0x00007ffff7c6478e in _g_dgettext_should_translate () at /lib64/libglib-2.0.so.0
 #4  0x00007ffff7c6484b in g_dgettext () at /lib64/libglib-2.0.so.0
 #5  0x00007ffff7e98974 in g_application_class_intern_init () at /lib64/libgio-2.0.so.0
 #6  0x00007ffff7d9cfb8 in g_type_class_ref () at /lib64/libgobject-2.0.so.0
 #7  0x00007ffff7d9cc95 in g_type_class_ref () at /lib64/libgobject-2.0.so.0
 #8  0x00007ffff7d9cc95 in g_type_class_ref () at /lib64/libgobject-2.0.so.0
 #9  0x00007ffff7d9cc95 in g_type_class_ref () at /lib64/libgobject-2.0.so.0
 #10 0x00007ffff7d8671a in g_object_new_valist () at /lib64/libgobject-2.0.so.0
 #11 0x00007ffff7d867fd in g_object_new () at /lib64/libgobject-2.0.so.0
 #12 0x0000000000449bcc in cc_application_new () at ../../../../Projects/jhbuild/gnome-control-center/shell/cc-application.c:294
 #13 0x0000000000448fa6 in main (argc=1, argv=0x7fffffffd138) at ../../../../Projects/jhbuild/gnome-control-center/shell/main.c:55

1 files changed, 0 insertions, 0 deletions

diff --git a/subprojects/gvc b/subprojects/gvc
-Subproject 8e7a5a4c3e51007ce6579292642517e3d3eb9c5
+Subproject 7a621180b46421e356b33972e3446775a504139