[Bug]: Give some context about what happened on the layer when filtered

[Gustry]

What is the bug?

It would be nice to know what happened on this layer :

• either displaying the funnel
• at least having a tooltip on this brown box

CC @mdouchin

Steps to reproduce the issue

1. Apply a form filter
2. Use it
3. Get back to the legend

Versions

Versions :

• Lizmap Web Client : 3.7.0-alpha.3
• Lizmap plugin : master
• QGIS Desktop : 3.28.11
• QGIS Server : 3.32.3
• Py-QGIS-Server : 1.8.8rc0
• QGIS Server plugin atlasprint : not found
• QGIS Server plugin cadastre : 1.16.1
• QGIS Server plugin lizmap_server : 2.8.1-alpha
• QGIS Server plugin wfsOutputExtension : 1.8.1-alpha

Check Lizmap plugin

• [X] I have done the step just before in the Lizmap QGIS desktop plugin before opening this ticket. Otherwise, my ticket is not considered valid and might get closed.

QGIS server version, only if the section above doesn't mention the QGIS Server version

No response

Operating system

Ubuntu 22.04

Browsers

Firefox

Browsers version

FF 115

Relevant log output

No response