Bump @urql/exchange-auth from 1.0.0 to 2.1.6

Bumps [@urql/exchange-auth](https://github.com/urql-graphql/urql/tree/HEAD/exchanges/auth) from 1.0.0 to 2.1.6.
- [Release notes](https://github.com/urql-graphql/urql/releases)
- [Changelog](https://github.com/urql-graphql/urql/blob/main/exchanges/auth/CHANGELOG.md)
- [Commits](https://github.com/urql-graphql/urql/commits/@urql/exchange-auth@2.1.6/exchanges/auth)

---
updated-dependencies:
- dependency-name: "@urql/exchange-auth"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

package.json

@@ -48,7 +48,7 @@
     "@trpc/next": "10.38.2",
     "@trpc/react-query": "10.38.2",
     "@trpc/server": "10.38.2",
-    "@urql/exchange-auth": "1.0.0",
+    "@urql/exchange-auth": "2.1.6",
     "@vanilla-extract/css": "1.13.0",
     "@vanilla-extract/next-plugin": "2.3.0",
     "@vanilla-extract/recipes": "0.5.0",