Update font import URL in quick-start.mdx (#3430)

Fixes font import link in quickstart guide

### Change Type

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- [ ] `sdk` — Changes the tldraw SDK
- [ ] `dotcom` — Changes the tldraw.com web app
- [x] `docs` — Changes to the documentation, examples, or templates.
- [ ] `vs code` — Changes to the vscode plugin
- [ ] `internal` — Does not affect user-facing stuff

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- [x] `bugfix` — Bug fix
- [ ] `feature` — New feature
- [ ] `improvement` — Improving existing features
- [ ] `chore` — Updating dependencies, other boring stuff
- [ ] `galaxy brain` — Architectural changes
- [ ] `tests` — Changes to any test code
- [ ] `tools` — Changes to infrastructure, CI, internal scripts,
debugging tools, etc.
- [ ] `dunno` — I don't know


### Test Plan

1. Add a step-by-step description of how to test your PR here.
2.

- [ ] Unit Tests
- [ ] End to end tests

### Release Notes

- Fixes font import link in tldraw.dev quickstart guide

apps/docs/content/getting-started/quick-start.mdx

@@ -31,7 +31,7 @@ To import fonts and CSS for tldraw:
 - Copy and paste this into the file:
 
 ```CSS
-@import url("https://fonts.googleapis.com/css2?family=Inter:wght@500;700;&display=swap");
+@import url("https://fonts.googleapis.com/css2?family=Inter:wght@500;700&display=swap");
 @import url("tldraw/tldraw.css");
 
 body {