Bump actions/checkout action version to v7 (#31)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/dnnlpy-ci.yml

@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Format check with ruff
         uses: astral-sh/ruff-action@v4.0.0

.github/workflows/manual-publish.yml

@@ -40,7 +40,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
 

.github/workflows/package-notebooks.yml

@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up Quarto
         uses: quarto-dev/quarto-actions/setup@v2
@@ -93,7 +93,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up Quarto
         uses: quarto-dev/quarto-actions/setup@v2

.github/workflows/pr-render-check.yml

@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           fetch-depth: 0
 

.github/workflows/quarto-publish.yml

@@ -42,7 +42,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up Quarto
         uses: quarto-dev/quarto-actions/setup@v2

.github/workflows/release-pypi.yml

@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Format check with ruff
         uses: astral-sh/ruff-action@v4.0.0
@@ -58,7 +58,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up uv
         uses: astral-sh/setup-uv@v8.0.0

.github/workflows/release-testpypi.yml

@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Format check with ruff
         uses: astral-sh/ruff-action@v4.0.0
@@ -58,7 +58,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Set up uv
         uses: astral-sh/setup-uv@v8.0.0

.github/workflows/render-pdf.yml

@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Install PDF fonts
         run: |
@@ -77,7 +77,7 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Install PDF fonts
         run: |