Healthy status not taken into account in the containers count

[nicolargo]

Glances 4.5 introduces a new status for the containers: 'healthy' (see nicolargo/glances#3402).

For the moment, Glances-API only takes into account 'running':

python-glances-api/glances_api/__init__.py

Lines 187 to 193 in d3cbe31

	active_containers = [
	container
	for container in containers_data
	# "status" since Glance v4, "Status" in v3 and earlier
	if container.get("status") == "running"
	or container.get("Status") == "running"
	]