Integrate libnice

Add an element for libnice and ensure that gstreamer-plugins-bad depends
on it.

Addresses #634
Status Job ID Name Coverage
  Flatpak
failed #213573877
aarch64
app_aarch64

failed #213573879
armhf
app_arm

failed #213573875
cache_i686 x86_64
app_i686

failed #213573874
cache_x86_64 x86_64
app_x86_64

 
  Vm
skipped #213573885
aarch64 allowed to fail manual
minimal_systemd_vm_aarch64
skipped #213573887
armhf
minimal_systemd_vm_arm
skipped #213573882
cache_i686 x86_64
minimal_systemd_vm_i686
skipped #213573881
cache_x86_64 x86_64
minimal_systemd_vm_x86_64
 
Name Stage Failure
failed
app_arm Flatpak There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
app_aarch64 Flatpak There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
app_i686 Flatpak There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
app_x86_64 Flatpak There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace