Bump Bogdanp/setup-racket from 1.11 to 1.12 (#184)

Bumps [Bogdanp/setup-racket](https://github.com/bogdanp/setup-racket) from 1.11 to 1.12.
- [Release notes](https://github.com/bogdanp/setup-racket/releases)
- [Commits](Bogdanp/setup-racket@v1.11...v1.12)

---
updated-dependencies:
- dependency-name: Bogdanp/setup-racket
  dependency-version: '1.12'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
         racket-variant: ['BC', 'CS']
     steps:
       - uses: actions/checkout@v4
-      - uses: Bogdanp/setup-racket@v1.11
+      - uses: Bogdanp/setup-racket@v1.12
         with:
           architecture: x64
           distribution: minimal