build(deps): Bump actions/setup-node from 3 to 4 (#461)

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 3 to 4.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v3...v4)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/example-demo.yml

@@ -27,7 +27,7 @@ jobs:
         with:
           toolchain: stable
           profile: minimal
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
         with:
           node-version: latest
           registry-url: "https://registry.npmjs.org"

.github/workflows/mrml-wasm-main.yml

@@ -45,7 +45,7 @@ jobs:
           toolchain: stable
           profile: minimal
 
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
         with:
           node-version: latest
 

.github/workflows/mrml-wasm-release.yml

@@ -48,7 +48,7 @@ jobs:
           profile: minimal
 
       # Setup .npmrc file to publish to npm
-      - uses: actions/setup-node@v3
+      - uses: actions/setup-node@v4
         with:
           node-version: latest
           registry-url: "https://registry.npmjs.org"