[gnome-builder] src: fix /home symlink check

[Christian Hergert <chergert src gnome org>]

commit 6215688a907d006ceb4d472e1b72459d8c88cc0f
Author: Christian Hergert <chergert redhat com>
Date:   Tue Mar 26 17:58:15 2019 -0700

    src: fix /home symlink check

 src/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/main.c b/src/main.c
index f3d18a505..cfe3710a8 100644
--- a/src/main.c
+++ b/src/main.c
@@ -123,7 +123,7 @@ main (gint   argc,
    *
    * https://gitlab.gnome.org/GNOME/gnome-builder/issues/859
    */
-  if (g_file_test (g_get_home_dir (), G_FILE_TEST_IS_SYMLINK))
+  if (g_file_test ("/home", G_FILE_TEST_IS_SYMLINK))
     g_critical ("User home directory uses a symlink. "
                 "This is not supported and may result in unforseen issues.");