Updated submodule URLs.
Updated submodule URLs.

OronDF343/Avalonia,MrDaedra/Avalonia,MrDaedra/Avalonia,jkoritzinsky/Avalonia,jkoritzinsky/Avalonia,wieslawsoltes/Perspex,jkoritzinsky/Avalonia,SuperJMN/Avalonia,SuperJMN/Avalonia,AvaloniaUI/Avalonia,wieslawsoltes/Perspex,punker76/Perspex,AvaloniaUI/Avalonia,susloparovdenis/Perspex,wieslawsoltes/Perspex,grokys/Perspex,SuperJMN/Avalonia,SuperJMN/Avalonia,susloparovdenis/Avalonia,AvaloniaUI/Avalonia,Perspex/Perspex,grokys/Perspex,AvaloniaUI/Avalonia,AvaloniaUI/Avalonia,SuperJMN/Avalonia,jkoritzinsky/Avalonia,SuperJMN/Avalonia,SuperJMN/Avalonia,jkoritzinsky/Avalonia,wieslawsoltes/Perspex,OronDF343/Avalonia,AvaloniaUI/Avalonia,AvaloniaUI/Avalonia,Perspex/Perspex,susloparovdenis/Perspex,susloparovdenis/Avalonia,akrisiun/Perspex,jazzay/Perspex,wieslawsoltes/Perspex,jkoritzinsky/Avalonia,wieslawsoltes/Perspex,wieslawsoltes/Perspex,jkoritzinsky/Avalonia,jkoritzinsky/Perspex