Adds "Juan de Fuca Strait" map

[RickD004]

Purpose

Adds "Juan de Fuca Strait" map

Objectives

Adds a map of the Juan de Fuca strait between Washington and Canada: https://en.wikipedia.org/wiki/Strait_of_Juan_de_Fuca
This map is meant to be a 3-team way map. The map is bumped towards this gamemode similar to how Baikal is bumped to 2 teams. Also brings more diversity to team maps as all them are either 2 team or 4 teams.

Map also has Additional Nations

Description

tri.star1011

[github-actions]

Hi @RickD004, thanks for opening this issue. It hasn't been approved by a maintainer yet — we'll get back to you shortly to either milestone it (approval) or close it.

— Automated. See CONTRIBUTING.md.