Add CrowdRiff to Toronto sponsors

Author: carolstran

data/toronto.yaml

@@ -19,6 +19,9 @@ sponsors:
   - name: Rangle
     link: https://rangle.io/
     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
   - name: Heroku
     link: https://www.heroku.com/
     media: https://i.imgur.com/2BONYjO.png