Adding Achievements

Add a .svg in ./assets/Steam/achievements/real
Run node ./tools/fetch-steam-achievements-data DEVKEYHERE
- Get your key here: https://steamcommunity.com/dev/apikey
Add an entry in ./src/Achievements/AchievementData.json -> achievements
- It should match the information for the Steam achievement, if applicable
- Order the new achievement entry thematically
Add an entry in ./src/Achievements/Achievements.ts -> achievements
- Match the order of achievements in AchievementData.json
Commit ./dist/icons/achievements