Migrate ng5-slider to ngx-slider

[Helias]

ng5-slider is not updated anymore, indeed Ivy is not compatible with it.

ngx-slider

UPDATE 2025:
valid alternative https://github.com/angular-slider/ngx-slider

[Helias]

Another possible solution is to use the following ng5-slider upgraded to Angular 10

https://github.com/infopunks/ng5-slider