Bump @vercel/og from 0.5.17 to 0.5.20

Bumps @vercel/og from 0.5.17 to 0.5.20.

---
updated-dependencies:
- dependency-name: "@vercel/og"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -24,7 +24,7 @@
     "@trpc/server": "^10.38.5",
     "@upstash/ratelimit": "^0.4.4",
     "@upstash/redis": "^1.25.1",
-    "@vercel/og": "^0.5.17",
+    "@vercel/og": "^0.5.20",
     "class-variance-authority": "^0.7.0",
     "clsx": "^2.0.0",
     "dayjs": "^1.11.10",