Update actions/setup-node action to v7

Author: renovate[bot]

.github/workflows/main.yml

@@ -78,7 +78,7 @@ jobs:
       - name: Install Rust
         run: bash ci/install-rust.sh stable x86_64-unknown-linux-gnu
       - name: Install npm
-        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e  # v6.4.0
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020  # v7.0.0
         with:
           node-version: 24
       - name: Install browser-ui-test