University, faculyt, department dropdown in register window
Merge branch 'master' of https://github.com/SusirinkeLaborams/Laboras22

Conflicts:
	Laboras22/ViewModels/Users/RegisterViewModel.cs
	Laboras22/Views/Windows/RegisterWindow.xaml
	Laboras22/Views/Windows/RegisterWindow.xaml.cs
Merge branch 'master' of https://github.com/SusirinkeLaborams/Laboras22