ci(e2e): use Node.js v20 for angular test

.github/actions/prepare/action.yml

@@ -3,13 +3,17 @@ inputs:
     description: 'Whether to minify the bundle'
     required: false
     default: 'false'
+  node-version:
+    description: 'The version of Node.js to use'
+    required: false
+    default: 'current'
 
 runs:
   using: composite
   steps:
     - uses: actions/setup-node@v4
       with:
-        node-version: current
+        node-version: ${{ inputs.node-version }}
 
     #region Build the standard bundle
     - uses: actions/cache@v3

.github/workflows/e2e-pnp-angular-workflow.yml

@@ -20,6 +20,9 @@ jobs:
     - uses: actions/checkout@v3
 
     - uses: ./.github/actions/prepare
+      with:
+        # TODO: Remove when the issue causing timeouts / crashes in Node.js >= 21 is fixed.
+        node-version: 20
 
     - name: 'Running the integration test'
       run: |