chore(deps): update actions/setup-node action to v6 (#1026)

* chore(deps): update actions/setup-node action to v6

* chore:  updating stylesheets

 updating stylesheets and version

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Deborah Kaplan <[email protected]>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
         architecture: x64
     - name: Setup Nodejs
-      uses: actions/setup-node@v5
+      uses: actions/setup-node@v6
       with:
         node-version-file: '.nvmrc'
 

edx_credentials_themes/__init__.py

@@ -1 +1 @@
-__version__ = '0.5.6'
+__version__ = '0.5.7'