fix for strava.com (#5656)
fix for strava.com (#5656)

* fix for strava.com

fix for:
- black svgs in challenges
- dark svgs in nav bar
- updated fix for weekly goal chart
- Strava logo in footer invert
- fix for activity indicator circles in profile month callendar
darkreader/darkreader,alexanderby/darkreader,darkreader/darkreader,darkreader/darkreader,alexanderby/darkreader,alexanderby/darkreader