chore: update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/acceptance-tests.yaml

@@ -18,7 +18,7 @@ jobs:
       GOTOOLCHAIN: local
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Set up Go
         uses: actions/setup-go@v5
         with:

.github/workflows/pull-request.yaml

@@ -11,7 +11,7 @@ jobs:
       GOTOOLCHAIN: local
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Set up Go
         uses: actions/setup-go@v5
         with:

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
       - generic
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       - name: Unshallow
         run: git fetch --prune --unshallow
       - name: Set up Go