Map of Canadian provinces incorrectly includes Akimiski Island as part of Ontario

[bryik]

Mapstarter:

I believe the island in the box is Akimiski Island. Akimiski Island is part of Nunavut, but mousing over it on Mapstarter.com results in Ontario being highlighted instead.

For comparison, here is a map from Natural Resources Canada:

[bryik]

I have created a new GeoJSON of Canadian provinces and territories using data from Statistics Canada.

Here it is in a gist: https://gist.github.com/bryik/5007d4db60cdc3fa7792e71b7f802a8d

Can do a PR if desired.