add_aggregations method bug

[panosatha]

Preliminary Checklist

• I have searched the existing issues list for similar reports and found none. If you did find a similar issue, please add a comment to the existing issue instead of opening a new one.
• I have verified that the issue exists in the latest version of DelftDashboard and its dependencies. Please update to the latest version and check if the issue still exists.

Severity Level

Medium

Steps to reproduce

In the add_aggregation method instead of passing the individual areas, the whole list is passed in each iteration.

DelftDashboard/src/delftdashboard/models/fiat/exposure_aggregation.py

Lines 159 to 165 in e6c40c7

	for i in fn:
	additional_attr = gpd.read_file(i)
	additional_attr_total_area = additional_attr.unary_union
	if area_of_interest.overlaps(additional_attr_total_area, align=True).all():
	app.active_model.domain.exposure_vm.set_aggregation_areas_config(
	fn, attribute, label
	)

Current behaviour

No response

Desired behaviour

No response

Additional context

No response