MBStyles: halo default color is transparent, not black

Description

Current default causes some really horrible map outputs
See https://docs.mapbox.com/mapbox-gl-js/style-spec/#paint-symbol-text-halo-color
"Defaults to rgba(0, 0, 0, 0)" that is, with alpha = 0, transparent

Environment

None

Assignee

Andrea Aime

Reporter

Andrea Aime

Triage

None

Fix versions

Priority

Medium
Configure