Change CrowdRiff logo to png

Author: carolstran

data/toronto.yaml

@@ -21,7 +21,7 @@ sponsors:
     media: https://rangle.io/images/mstile-310x310.png
   - name: CrowdRiff
     link: https://crowdriff.com/
-    media: https://cdn2.hubspot.net/hubfs/2719325/Website/crowdriff-logo-blue.svg
+    media: https://user-images.githubusercontent.com/26869552/68353116-01dd0800-0122-11ea-9d43-a54b9faf3955.png
   - name: Heroku
     link: https://www.heroku.com/
     media: https://i.imgur.com/2BONYjO.png