Bump actions/checkout from 5 to 6

.github/workflows/ci.yml

@@ -24,7 +24,7 @@ jobs:
     outputs:
       triggered: ${{ steps.detect-trigger.outputs.trigger-found }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 2
       - uses: xarray-contrib/ci-trigger@v1
@@ -50,7 +50,7 @@ jobs:
 
     steps:
       - name: Clone repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 

.github/workflows/docs-build.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - uses: prefix-dev/[email protected]
         with:

.github/workflows/docs-deploy.yml

@@ -15,7 +15,7 @@ jobs:
       name: docs-deploy
     steps:
       - name: Checkout the repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Download Artifact
         uses: dawidd6/action-download-artifact@v11

.github/workflows/nightly.yml

@@ -23,7 +23,7 @@ jobs:
     outputs:
       triggered: ${{ steps.detect-trigger.outputs.trigger-found }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 2
       - uses: xarray-contrib/ci-trigger@v1
@@ -52,7 +52,7 @@ jobs:
 
     steps:
       - name: Clone repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - uses: prefix-dev/[email protected]
         with:

.github/workflows/pypi.yml

@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Python 3.12
         uses: actions/setup-python@v6