Merge pull request #1031 from ethereum-optimism/opmxwell-patch-6

Update get-a-grant.md

src/docs/governance/get-a-grant.md

@@ -50,3 +50,4 @@ If you’re working on something you believe is aligned with the Collective and
 **How to apply**:
 
 - Build something that provides positive impact to the Collective and stay tuned for more information about the next round of Retro Funding! It’s that simple.
+- Visit [retrofunding.optimism.io](https://retrofunding.optimism.io/) to apply!