Browser memory leak when importing GeoJson files.

[cayenne17]

Describe the bug
Browser memory leak when importing GeoJson files.

To Reproduce
Steps to reproduce the behavior:

1. Run the following request from overpass

[out:json][timeout:300];

({{geocodeArea:France}}; )->.searchArea;

(
	nw[amenity=water_point](area.searchArea);

);
out body;
>;
out skel qt;

3. Go to Umap
   4: display the existing layer
   5 : Import into a layer on Umap

Browser memory leak (video available for 30 days):
https://transfert.free.fr/AngExzN

I tested from Vivaldi or Firefox and on both the problem is reproducible.

Expected behavior

Screenshots
https://transfert.free.fr/AngExzN

Desktop (please complete the following information):

• OS: Windows 10 22h2
• Browser Firefox and Vivaldi
• Version Firefox 132.0 x64

Additional context