chore(deps): update actions/checkout action to v6 (#31)

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

Author: renovate[bot]

.github/workflows/generate.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: macos-15
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: jdx/mise-action@v3
 
       - name: Generate project and run tests

{{ cookiecutter.name | lower }}/.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
   SwiftLint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: GitHub Action for SwiftLint
         uses: norio-nomura/action-swiftlint@3.2.1
         with:
@@ -56,7 +56,7 @@ jobs:
             runsOn: macos-13
             name: "macOS 13, Xcode 14.3.1, Swift 5.8.0"
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       {%- raw %}
       - name: ${{ matrix.name }}
       {%- endraw %}
@@ -111,7 +111,7 @@ jobs:
             xcode: "Xcode_14.3.1"
             runsOn: macos-13
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         {%- raw %}
       - name: ${{ matrix.name }}
         {%- endraw %}
@@ -156,7 +156,7 @@ jobs:
             xcode: "Xcode_14.3.1"
             runsOn: macos-13
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       {%- raw %}
       - name: ${{ matrix.name }}
       {%- endraw %}
@@ -215,7 +215,7 @@ jobs:
             xcode: "Xcode_14.3.1"
             runsOn: macos-13
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       {%- raw %}
       - name: ${{ matrix.name }}
       {%- endraw %}
@@ -262,7 +262,7 @@ jobs:
             xcode: "Xcode_14.3.1"
             runsOn: macos-13
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v6
       {%- raw %}
       - name: ${{ matrix.name }}
       {%- endraw %}
@@ -288,7 +288,7 @@ jobs:
     env:
       DEVELOPER_DIR: /Applications/Xcode_14.1.app/Contents/Developer
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Discover typos
         run: |
           export PATH="$PATH:/Library/Frameworks/Python.framework/Versions/3.11/bin"

{{ cookiecutter.name | lower }}/.github/workflows/deploy_docc.yml

@@ -24,7 +24,7 @@ jobs:
     runs-on: macos-12
     steps:
       - name: Checkout 🛎️
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
           # Fetch all history for all branches and tags.
           fetch-depth: 0
         {% if cookiecutter.docc_custom_branch == "No" -%}