Bump julia-actions/setup-julia from 2 to 3

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
...

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

Author: dependabot[bot]

.github/workflows/BenchmarkPR.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: "1.11"
       - uses: julia-actions/cache@v3

.github/workflows/CI_BoundaryValueDiffEq.yml

@@ -44,7 +44,7 @@ jobs:
           - ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.version }}
       - uses: actions/cache@v5

.github/workflows/CI_BoundaryValueDiffEqAscher.yml

@@ -38,7 +38,7 @@ jobs:
           - ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.version }}
       - uses: actions/cache@v5

.github/workflows/CI_BoundaryValueDiffEqCore.yml

@@ -37,7 +37,7 @@ jobs:
           - ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.version }}
       - uses: actions/cache@v5

.github/workflows/CI_BoundaryValueDiffEqFIRK.yml

@@ -39,7 +39,7 @@ jobs:
           - ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.version }}
       - uses: actions/cache@v5

.github/workflows/CI_BoundaryValueDiffEqMIRK.yml

@@ -38,7 +38,7 @@ jobs:
           - ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.version }}
       - uses: actions/cache@v5

.github/workflows/CI_BoundaryValueDiffEqMIRKN.yml

@@ -38,7 +38,7 @@ jobs:
           - ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.version }}
       - uses: actions/cache@v5

.github/workflows/CI_BoundaryValueDiffEqShooting.yml

@@ -38,7 +38,7 @@ jobs:
           - ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.version }}
       - uses: actions/cache@v5

.github/workflows/Downgrade.yml

@@ -20,7 +20,7 @@ jobs:
         julia-version: ['1.11']
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.julia-version }}
       - uses: julia-actions/julia-downgrade-compat@v2

.github/workflows/DowngradeSublibraries.yml

@@ -28,7 +28,7 @@ jobs:
           - 'lib/BoundaryValueDiffEqShooting'
     steps:
       - uses: actions/checkout@v6
-      - uses: julia-actions/setup-julia@v2
+      - uses: julia-actions/setup-julia@v3
         with:
           version: ${{ matrix.julia-version }}
       - uses: julia-actions/julia-downgrade-compat@v2