Bump julia-actions/setup-julia from 1 to 2

Bumps [julia-actions/setup-julia](https://github.com/julia-actions/setup-julia) from 1 to 2.
- [Release notes](https://github.com/julia-actions/setup-julia/releases)
- [Commits](julia-actions/setup-julia@v1...v2)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/CI.yml

@@ -27,7 +27,7 @@ jobs:
           - windows-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: julia-actions/setup-julia@v1
+      - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
       - uses: actions/cache@v4

.github/workflows/Downgrade.yml

@@ -18,7 +18,7 @@ jobs:
         version: ["1"]
     steps:
       - uses: actions/checkout@v4
-      - uses: julia-actions/setup-julia@v1
+      - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
       - uses: julia-actions/julia-downgrade-compat@v1

.github/workflows/Downstream.yml

@@ -28,7 +28,7 @@ jobs:
           - {user: SciML, repo: DiffEqCallbacks.jl, group: All}
     steps:
       - uses: actions/checkout@v4
-      - uses: julia-actions/setup-julia@v1
+      - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.julia-version }}
           arch: x64

.github/workflows/Invalidations.yml

@@ -16,7 +16,7 @@ jobs:
     if: github.base_ref == github.event.repository.default_branch
     runs-on: ubuntu-latest
     steps:
-    - uses: julia-actions/setup-julia@v1
+    - uses: julia-actions/setup-julia@v2
       with:
         version: '1'
     - uses: actions/checkout@v4