[CI] use actions/checkout@v4 (#175)

Author: pepakriz

.github/workflows/release-image.yml

@@ -9,7 +9,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Get release version
         id: get_version

.github/workflows/release.yml

@@ -11,7 +11,7 @@ jobs:
   release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - name: Configure Git
         run: |

.github/workflows/tests.yml

@@ -10,9 +10,9 @@ jobs:
         node-version: [20.x]
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v2
+        uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node-version }}