Upgrade GitHub Actions to use version 6

Author: Pol-Lanski

.github/workflows/main.yml

@@ -11,8 +11,8 @@ jobs:
     name: Build and post IPFS hash
     if: github.event_name == 'push' && github.ref != 'refs/heads/main'
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
         with:
           node-version: "22"
       - run: npx @dappnode/dappnodesdk github-action build
@@ -26,8 +26,8 @@ jobs:
     runs-on: ipfs-dev-gateway
     if: github.event_name == 'push' && github.ref == 'refs/heads/main' || github.event_name == 'repository_dispatch'
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
         with:
           node-version: "22"
       - name: Log in to GitHub Container Registry