chore(deps): update actions/checkout action to v4

Author: renovate[bot]

.github/workflows/integration-tests.yaml

@@ -15,7 +15,7 @@ jobs:
         node-version: [18.14.0]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3
@@ -59,7 +59,7 @@ jobs:
         node-version: [18.14.0]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3

.github/workflows/release.yaml

@@ -31,7 +31,7 @@ jobs:
         node-version: [18.14.0]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3

.github/workflows/unit-tests.yaml

@@ -16,7 +16,7 @@ jobs:
         node-version: [18.14.0]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v3