Update actions/checkout action to v4

Author: renovate[bot]

.github/workflows/build.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Use Node.js 14.x
         uses: actions/setup-node@v3
         with:
@@ -49,7 +49,7 @@ jobs:
 
     steps:
       # Setup
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           token: ${{ secrets.BUILD_USER_TOKEN || github.token }} # allows commit of any fixes to trigger a new workflow run
       - name: Use Node.js 14.x
@@ -85,7 +85,7 @@ jobs:
 
     steps:
       # Setup
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Use Node.js 14.x
         uses: actions/setup-node@v3
         with:
@@ -121,7 +121,7 @@ jobs:
 
     steps:
       # Setup
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Use Node.js 14.x
         uses: actions/setup-node@v3
         with:

.github/workflows/publish.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Use Node.js 14.x
         uses: actions/setup-node@v3
         with: