[gnome-disk-utility] flatpak: Use devel build for blockdev

[Kai Lüke <kailueke src gnome org>]

commit 3a6dca04a34be96348e37ad9a2b9b60237369789
Author: Maximiliano Sandoval R <msandova gnome org>
Date:   Thu Jul 14 16:32:19 2022 +0200

    flatpak: Use devel build for blockdev
    
    Required for udisk.

 flatpak/org.gnome.DiskUtility.json | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
---
diff --git a/flatpak/org.gnome.DiskUtility.json b/flatpak/org.gnome.DiskUtility.json
index d55ddb05..cb7e4c3b 100644
--- a/flatpak/org.gnome.DiskUtility.json
+++ b/flatpak/org.gnome.DiskUtility.json
@@ -233,8 +233,7 @@
             "sources" : [
                 {
                     "type" : "git",
-                    "url" : "https://github.com/storaged-project/libblockdev.git";,
-                    "branch": "2.x-branch"
+                    "url" : "https://github.com/storaged-project/libblockdev.git";
                 }
             ]
         },