profiles: firecfg: add gedit/seahorse .desktop filenames

Apparently their .desktop files are located in the following paths:

* /usr/share/applications/org.gnome.gedit.desktop
* /usr/share/applications/org.gnome.seahorse.Application.desktop

Fixes netblue30#6657 netblue30#6658.

Relates to netblue30#6002.

Reported-by: @ginto37
Reported-by: @rusty-snake

Author: kmk3

src/firecfg/firecfg.config

@@ -698,6 +698,8 @@ opera
 opera-beta
 opera-developer
 orage
+#org.gnome.gedit # text editor (see #6002)
+org.gnome.seahorse.Application
 ostrichriders
 otter-browser
 out123