use proper e2e test application node version ??

Author: mydea

.github/workflows/build.yml

@@ -886,17 +886,10 @@ jobs:
       - uses: pnpm/action-setup@v4
         with:
           version: 9.4.0
-      # TODO: Remove this once the repo is bumped to 20.19.2 or higher
-      - name: Set up Node for Angular 20
-        if: matrix.test-application == 'angular-20'
-        uses: actions/setup-node@v4
-        with:
-          node-version: '20.19.2'
       - name: Set up Node
-        if: matrix.test-application != 'angular-20'
         uses: actions/setup-node@v4
         with:
-          node-version-file: 'dev-packages/e2e-tests/package.json'
+          node-version-file: 'dev-packages/e2e-tests/test-applications/${{ matrix.test-application }}/package.json'
       - name: Set up Bun
         if: matrix.test-application == 'node-exports-test-app'
         uses: oven-sh/setup-bun@v2