chore: update to WebdriverIO v9 (#451)

* chore: update to WebdriverIO v9

* update deps

* fix tests

* update node.js version in pipeline

* chore: update deps

Author: christian-bromann

.github/workflows/test.yml

@@ -23,10 +23,10 @@ jobs:
           - api/webdriver
     steps:
         - name: Checkout
-          uses: actions/checkout@v3
-        - uses: actions/setup-node@v3
+          uses: actions/checkout@v4
+        - uses: actions/setup-node@v4
           with:
-            node-version: 18
+            node-version: 20
         - name: Install
           run: npm ci
           env:
@@ -37,7 +37,7 @@ jobs:
         - name: 🐛 Debug Build
           uses: stateful/vscode-server-action@v1
           if: failure()
-        - uses: actions/upload-artifact@v1
+        - uses: actions/upload-artifact@v4
           if: failure()
           with:
             name: logs