Update dependency mapbox-gl to v1.4.1

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
mapbox-gl	dependencies	patch	1.4.0 -> 1.4.1

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Release Notes

mapbox/mapbox-gl-js

### [`v1.4.1`](https://togithub.com/mapbox/mapbox-gl-js/blob/master/CHANGELOG.md#​141) [Compare Source](https://togithub.com/mapbox/mapbox-gl-js/compare/v1.4.0...v1.4.1)

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