Update actions/configure-pages action to v2 (#117)

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

Author: renovate[bot]

.github/workflows/GHPages.yml

@@ -34,7 +34,7 @@ jobs:
         npm install
         npm run build
     - name: Setup Pages
-      uses: actions/configure-pages@v1
+      uses: actions/configure-pages@v2
     - name: Upload artifact
       uses: actions/upload-pages-artifact@v1
       with: