fix: syncing with edx/frontend-component-header for Sumac (#23)

* fix: update header with  openedx v5.5.0 for sumac upgrade

* fix: update mobile  header

Author: hinakhadim

.github/workflows/ci.yml

@@ -9,6 +9,9 @@ on:
 jobs:
   tests:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node: [18, 20]
     steps:
     - name: Checkout
       uses: actions/checkout@v4