tests: unbreak desktop-app-info test for jhbuild
tests: unbreak desktop-app-info test for jhbuild

If we have a jhbuilt version of gedit installed, this will fail, as it
will succeed in deleting its desktop file.

pstglia/external-bluetooth-glib,Distrotech/glib,ieei/glib,darren-clark/android_platform_external_bluetooth_glib,01org/android-bluez-glib,tchakabam/glib,cention-sany/glib,tchakabam/glib,tamaskenez/glib,bluez-android/glib,mzabaluev/glib,krichter722/glib,cosimoc/glib,krichter722/glib,zsx/glib,antono/glib,justinkb/aosp-bluez.glib,bratsche/glib,iConsole/Console-OS_external_bluetooth_glib,pstglia/platform-external-bluetooth-glib,ieei/glib,justinkb/aosp-bluez.glib,Distrotech/glib,johne53/MB3Glib,djdeath/glib,pstglia/external-bluetooth-glib,johne53/MB3Glib,endlessm/glib,darren-clark/android_platform_external_bluetooth_glib,pstglia/external-bluetooth-glib,Distrotech/glib,justinkb/aosp-bluez.glib,endlessm/glib,ahmedammar/platform_external_gst_glib,iConsole/Console-OS_external_bluetooth_glib,mzabaluev/glib,djdeath/glib,iConsole/Console-OS_external_bluetooth_glib,pstglia/platform-external-bluetooth-glib,01org/android-bluez-glib,MathieuDuponchelle/glib,tchakabam/glib,lukasz-skalski/glib,lukasz-skalski/glib,antono/glib,endlessm/glib,tchakabam/glib,djdeath/glib,djdeath/glib,Distrotech/glib,bluez-android/glib,krichter722/glib,justinkb/aosp-bluez.glib,mzabaluev/glib,ahmedammar/platform_external_gst_glib,ahmedammar/platform_external_gst_glib,bratsche/glib,bluez-android/glib,pstglia/external-bluetooth-glib,bratsche/glib,MathieuDuponchelle/glib,MathieuDuponchelle/glib,lukasz-skalski/glib,iConsole/Console-OS_external_bluetooth_glib,pstglia/external-bluetooth-glib,darren-clark/android_platform_external_bluetooth_glib,gale320/glib,cention-sany/glib,darren-clark/android_platform_external_bluetooth_glib,tamaskenez/glib,cention-sany/glib,iConsole/Console-OS_external_bluetooth_glib,gale320/glib,zsx/glib,tamaskenez/glib,pstglia/platform-external-bluetooth-glib,johne53/MB3Glib,pstglia/platform-external-bluetooth-glib,lukasz-skalski/glib,cosimoc/glib,mzabaluev/glib,MathieuDuponchelle/glib,cosimoc/glib,bluez-android/glib,lukasz-skalski/glib,krichter722/glib,zsx/glib,mzabaluev/glib,johne53/MB3Glib,gale320/glib,tamaskenez/glib,bratsche/glib,gale320/glib,djdeath/glib,antono/glib,johne53/MB3Glib,ieei/glib,cosimoc/glib,ieei/glib,krichter722/glib,endlessm/glib,cention-sany/glib,johne53/MB3Glib,darren-clark/android_platform_external_bluetooth_glib,justinkb/aosp-bluez.glib,tamaskenez/glib,antono/glib,tchakabam/glib,bluez-android/glib,cosimoc/glib,ahmedammar/platform_external_gst_glib,gale320/glib,MathieuDuponchelle/glib,01org/android-bluez-glib,01org/android-bluez-glib,zsx/glib,endlessm/glib,cention-sany/glib,Distrotech/glib,pstglia/platform-external-bluetooth-glib,ieei/glib,01org/android-bluez-glib