[dependabot]: Bump actions/checkout from 5 to 6 in the actions group (#13517)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: mne[bot] <50266005+mne-bot@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/autofix.yml

@@ -12,7 +12,7 @@ jobs:
     name: Autoupdate changelog entry and headers
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - uses: actions/setup-python@v6

.github/workflows/autopush.yml

@@ -11,7 +11,7 @@ jobs:
       contents: write
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: true
           token: ${{ secrets.MNE_BOT_TOKEN }}

.github/workflows/check_changelog.yml

@@ -13,7 +13,7 @@ jobs:
     name: Check towncrier entry in doc/changes/dev/
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - uses: scientific-python/action-towncrier-changelog@v2

.github/workflows/codeql-analysis.yml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
       with:
         persist-credentials: false
 

.github/workflows/credit.yml

@@ -17,7 +17,7 @@ jobs:
       GH_TOKEN: ${{ secrets.MNE_BOT_TOKEN }}
       GITHUB_TOKEN: ${{ secrets.MNE_BOT_TOKEN }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: true
       - uses: actions/setup-python@v6

.github/workflows/release.yml

@@ -16,7 +16,7 @@ jobs:
   package:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - uses: actions/setup-python@v6

.github/workflows/spec_zero.yml

@@ -22,7 +22,7 @@ jobs:
       GH_TOKEN: ${{ secrets.MNE_BOT_TOKEN }}
       GITHUB_TOKEN: ${{ secrets.MNE_BOT_TOKEN }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: true
       - name: Triage SSH

.github/workflows/tests.yml

@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     timeout-minutes: 3
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           persist-credentials: false
       - uses: actions/setup-python@v6
@@ -92,7 +92,7 @@ jobs:
             python: '3.10'
             kind: old
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
           persist-credentials: false