examples: update desktop install-sources

examples/sources/desktop.yaml

@@ -1,23 +1,3 @@
-- description:
-    en: A minimal but usable Ubuntu Desktop.
-  id: ubuntu-desktop-minimal
-  locale_support: langpack
-  name:
-    en: Ubuntu Desktop (minimized)
-  path: minimal.squashfs
-  preinstalled_langs:
-  - de
-  - en
-  - es
-  - fr
-  - it
-  - pt
-  - ru
-  - zh
-  - ''
-  size: 6135083008
-  type: fsimage-layered
-  variant: desktop
 - default: true
   description:
     en: A full featured Ubuntu Desktop.
@@ -25,7 +5,7 @@
   locale_support: langpack
   name:
     en: Ubuntu Desktop
-  path: minimal.standard.squashfs
+  path: standard.squashfs
   preinstalled_langs:
   - de
   - en
@@ -36,6 +16,14 @@
   - ru
   - zh
   - ''
-  size: 7604871168
+  size: 4033826816
   type: fsimage-layered
   variant: desktop
+  variations:
+    enhanced-secureboot:
+      path: standard.enhanced-secureboot.squashfs
+      size: 4336062464
+      snapd_system_label: enhanced-secureboot-desktop
+    standard:
+      path: standard.squashfs
+      size: 4033826816