[seahorse] flatpak: remove devel prefix

[Jordan Petridis <jpetridis src gnome org>]

commit 9555c5a345d7a53ccf49249ab7f3fea6b2b4dd1c
Author: Jordan Petridis <jpetridis gnome org>
Date:   Wed Aug 5 07:50:06 2020 +0000

    flatpak: remove devel prefix
    
    We have a different icon for the development build nowdays

 build-aux/org.gnome.seahorse.ApplicationDevel.json | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/build-aux/org.gnome.seahorse.ApplicationDevel.json 
b/build-aux/org.gnome.seahorse.ApplicationDevel.json
index 640f8c07..5fe392f0 100644
--- a/build-aux/org.gnome.seahorse.ApplicationDevel.json
+++ b/build-aux/org.gnome.seahorse.ApplicationDevel.json
@@ -4,7 +4,6 @@
     "runtime-version": "master",
     "sdk": "org.gnome.Sdk",
     "command": "seahorse",
-    "desktop-file-name-prefix": "(Development) ",
     "finish-args": [
         /* X11 + XShm access */
         "--share=ipc", "--socket=x11",