[gnome-builder] gsettings: clear default value for config-id

[Christian Hergert <chergert src gnome org>]

commit ec21c1ab1b1beee598dd6c04de7f89d8ff124510
Author: Christian Hergert <chergert redhat com>
Date:   Tue Sep 6 14:14:33 2022 -0700

    gsettings: clear default value for config-id
    
    We don't really want a default set, just an empty string so we discover
    it the first time we are loaded.
    
    Related #1776

 data/gsettings/org.gnome.builder.project.gschema.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/data/gsettings/org.gnome.builder.project.gschema.xml 
b/data/gsettings/org.gnome.builder.project.gschema.xml
index 740910047..c8a794cd4 100644
--- a/data/gsettings/org.gnome.builder.project.gschema.xml
+++ b/data/gsettings/org.gnome.builder.project.gschema.xml
@@ -3,7 +3,7 @@
   <schema id="org.gnome.builder.project" gettext-domain="gnome-builder">
 
     <key name="config-id" type="s">
-      <default>"default"</default>
+      <default>''</default>
       <summary>Selected configuration for building</summary>
       <description>The configuration that has been selected and will be restored the next time the project 
loads.</description>
     </key>