Bump actions/checkout from 3 to 4

.github/workflows/DocPreviewCleanup.yml

@@ -9,7 +9,7 @@ jobs:
  runs-on: ubuntu-latest
  steps:
  - name: Checkout gh-pages branch
- uses: actions/checkout@v3
+ uses: actions/checkout@v4
  with:
  ref: gh-pages
 

.github/workflows/Documenter.yml

@@ -20,7 +20,7 @@ jobs:
  build:
  runs-on: ubuntu-latest
  steps:
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  - uses: julia-actions/setup-julia@v1
  with:
  version: '1'

.github/workflows/Invalidations.yml

@@ -19,12 +19,12 @@ jobs:
  - uses: julia-actions/setup-julia@v1
  with:
  version: '1'
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  - uses: julia-actions/julia-buildpkg@v1
  - uses: julia-actions/julia-invalidations@v1
  id: invs_pr
 
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  with:
  ref: ${{ github.event.repository.default_branch }}
  - uses: julia-actions/julia-buildpkg@v1

.github/workflows/ci.yml

@@ -60,7 +60,7 @@ jobs:
  - os: windows-latest
  JULIA_P4EST_TEST: P4EST_CUSTOM_MPI_CUSTOM
  steps:
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  - name: Set p4est release to run tests against
  # We use an older release of `p4est` on purpose than the version
  # provided by P4est_jll.jl to check whether everything still works
@@ -171,7 +171,7 @@ jobs:
  # Instead, we use the more tedious approach described above.
  # At first, we check out the repository and download all artifacts
  # (and list files for debugging).
- - uses: actions/checkout@v3
+ - uses: actions/checkout@v4
  - uses: actions/download-artifact@v3
  - run: ls -R
  # Next, we merge the individual coverage files and upload