[gjs/gnome-40] subprojects: Use GLib main branch

[Philip Chimento <pchimento src gnome org>]

commit 5b8c108d712381c6eea482e17019c1ef40197bd7
Author: Philip Withnall <pwithnall endlessos org>
Date:   Mon Jun 7 14:55:22 2021 +0100

    subprojects: Use GLib main branch
    
    GLib upstream has renamed its `master` branch to `main`.
    
    See https://gitlab.gnome.org/GNOME/glib/-/issues/2348.
    
    Signed-off-by: Philip Withnall <pwithnall endlessos org>

 subprojects/glib.wrap | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/subprojects/glib.wrap b/subprojects/glib.wrap
index 2095d438..02a9ab84 100644
--- a/subprojects/glib.wrap
+++ b/subprojects/glib.wrap
@@ -4,5 +4,5 @@
 [wrap-git]
 directory=glib
 url=https://gitlab.gnome.org/GNOME/glib.git
-revision=master
+revision=main
 depth=1