Bump actions/setup-node from 3 to 4 (#1056)

* Bump actions/setup-node from 3 to 4

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] <[email protected]>

* Pin node to version 18

---------

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Charlotte Van Petegem <[email protected]>

.github/workflows/ci.yml

@@ -14,9 +14,9 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Node
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@v4
       with:
-        node-version: 'lts/*'
+        node-version: '18.x'
         cache: 'yarn'
     - name: Install dependencies
       run: yarn install
@@ -27,9 +27,9 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Set up Node
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@v4
       with:
-        node-version: 'lts/*'
+        node-version: '18.x'
         cache: 'yarn'
     - name: Install dependencies
       run: yarn install