Bump actions/checkout from 3 to 4

.github/workflows/arduino-lint.yml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Arduino Lint
         uses: arduino/arduino-lint-action@v1

.github/workflows/check-general-formatting.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check for UTF-8 BOM file encoding
         run: |
@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check for files starting with a blank line
         run: |
@@ -68,7 +68,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check for unnecessary use of true tabs
         run: |
@@ -97,7 +97,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check for trailing whitespace
         run: |
@@ -122,7 +122,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check for non-Unix line endings
         run: |
@@ -146,7 +146,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check for blank lines at end of files
         run: |
@@ -176,7 +176,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check for files that don't end in a newline
         # https://stackoverflow.com/a/25686825

.github/workflows/check-license.yml

@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: Checkout local repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Ruby
         uses: ruby/setup-ruby@v1

.github/workflows/check-links.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check links
         uses: gaurav-nelson/github-action-markdown-link-check@v1

.github/workflows/check-prettier-formatting.yml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Prettier
         run: sudo npm install --global prettier

.github/workflows/check-toc.yml

@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout local repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install markdown-toc
         run: sudo npm install --global markdown-toc

.github/workflows/check-workflows.yml

@@ -26,7 +26,7 @@ jobs:
 
     steps:
       - name: Checkout local repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Download JSON schema for GitHub Actions workflows
         uses: carlosperate/download-file-action@v2

.github/workflows/check-yaml.yml

@@ -27,7 +27,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Check YAML
         run: yamllint --config-file "${{ github.workspace }}/.github/.yamllint.yml" .

.github/workflows/compile-examples.yml

@@ -38,7 +38,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Compile examples
         uses: arduino/compile-sketches@main

.github/workflows/spell-check.yml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Spell check
         uses: codespell-project/actions-codespell@master