Bump julia-actions/setup-julia from 2 to 3 (#20)

Bumps [julia-actions/setup-julia](https://github.com/julia-actions/setup-julia) from 2 to 3.
- [Release notes](https://github.com/julia-actions/setup-julia/releases)
- [Commits](julia-actions/setup-julia@v2...v3)

---
updated-dependencies:
- dependency-name: julia-actions/setup-julia
  dependency-version: '3'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/CI.yml

@@ -33,7 +33,7 @@ jobs:
     timeout-minutes: 60
     steps:
       - name: "Set Up Julia"
-        uses: julia-actions/setup-julia@v2
+        uses: julia-actions/setup-julia@v3
         with:
           version: "1.10"
       - uses: julia-actions/cache@v3