ci: Update gh-pages parameters

Author: jorisv

.github/workflows/gh-pages.yml

@@ -56,7 +56,7 @@ jobs:
           path: build/doc/doxygen-html
 
   deploy:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     needs: [build]
     steps:
       - name: Download artifacts
@@ -67,6 +67,4 @@ jobs:
       - name: Deploy
         uses: JamesIves/[email protected]
         with:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          BRANCH: gh-pages
-          FOLDER: site
+          folder: site