GHA checkout v5

Author: fonsp

.github/workflows/IntegrationTest.yml

@@ -27,14 +27,14 @@ jobs:
                     - { user: fonsp, repo: Pluto.jl }
 
         steps:
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v5
             - uses: julia-actions/setup-julia@v2
               with:
                   version: ${{ matrix.julia-version }}
                   arch: x64
             - uses: julia-actions/julia-buildpkg@v1
             - name: Clone Downstream
-              uses: actions/checkout@v4
+              uses: actions/checkout@v5
               with:
                   repository: ${{ matrix.package.user }}/${{ matrix.package.repo }}
                   path: downstream

.github/workflows/Test.yml

@@ -29,7 +29,7 @@ jobs:
 
         steps:
             # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-            - uses: actions/checkout@v4
+            - uses: actions/checkout@v5
 
             # Makes the `julia` command available
             - uses: julia-actions/setup-julia@v2