Bump actions/checkout from 4 to 5

.github/workflows/build-test.yml

@@ -34,7 +34,7 @@ jobs:
       # message and make it available in later steps. This is because we want to
       # check the content of the commit message, but on PRs, it's replaced by an
       # artificial commit message. See https://github.com/skops-dev/skops/pull/147
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
           ref: ${{github.event.after}}

.github/workflows/persistence-performance.yml

@@ -14,7 +14,7 @@ jobs:
     timeout-minutes: 10
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - name: Set up Python
       uses: actions/setup-python@v5
       with:

.github/workflows/publish-pypi.yml

@@ -21,7 +21,7 @@ jobs:
       id-token: write
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         ref: ${{ github.event.inputs.version }}