Problem with plot number sorting

[jusabatier]

Currently plot numbers are sorted as string, not as numbers.

This poses several problems :

• Searching plot by ref :

When typing a number, for example 3, we have :

We should have plot numbers sorted ascending as numbers, so the n°3 should be the first. In practice it is very restrictive to search for certain references with a single number

• Sorting plot results by number :

Same problem here, when sorting by plot number, they're treated as text :

[Gaetanbrl]

Plots data needs to be ordered on request return (if backend doesn't):

https://github.com/georchestra/mapstore2-cadastrapp/blob/5ef8f9f66cb983bb7550fc1960c96f263e85a93e/js/extension/components/lists/ReferenceRow.jsx#L39