Pin logo-menu v38 and rebuild with patched defaults

modules/desktop/gnome-minimal.nix

@@ -33,8 +33,7 @@ in {
   services.desktopManager.gnome.extraGSettingsOverrides = ''
     [org/gnome/shell]
     disable-user-extensions=false
-    enabled-extensions=['all-in-one-clipboard@NiffirgkcaJ.github.com','AlphabeticalAppGrid@stuarthayhurst','app-hider@lynith.dev','apps@github.com.howbea','blur-my-shell@aunetx','caffeine@patapon.info','logomenu@aryan_k','places-menu@gnome-shell-extensions.gcampax.github.com','restartto@tiagoporsch.github.io']
-    favorite-apps=['firefox.desktop','org.gnome.Settings.desktop','org.gnome.Ptyxis.desktop','com.mattjakeman.ExtensionManager.desktop']
+    enabled-extensions=['all-in-one-clipboard@NiffirgkcaJ.github.com','AlphabeticalAppGrid@stuarthayhurst','app-hider@lynith.dev','blur-my-shell@aunetx','caffeine@patapon.info','logomenu@aryan_k','restartto@tiagoporsch.github.io']
 
     [org/gnome/shell/extensions/logo-menu]
     menu-button-icon-image=51

modules/desktop/patches/logo-menu-custom-menu.patch

@@ -90,7 +90,7 @@ diff -ru orig/schemas/org.gnome.shell.extensions.logo-menu.gschema.xml mod/schem
  
      <key type="i" name="menu-button-icon-image">
 -      <default>0</default>
-+      <default>51</default>
++      <default>18</default>
        <summary>Menu Button Icon Image</summary>
        <description>Change the Menu Button Icon Image.</description>
      </key>
@@ -126,7 +126,7 @@ diff -ru orig/schemas/org.gnome.shell.extensions.logo-menu.gschema.xml mod/schem
  
      <key type="s" name="menu-button-system-monitor">
 -      <default>"gnome-system-monitor"</default>
-+      <default>"mission-center"</default>
++      <default>"missioncenter"</default>
        <summary>Menu System Monitor</summary>
        <description>Change the Menu System Monitor.</description>
      </key>