fix workflow nad login to GHCR according to the GH documentation

https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions

.github/workflows/ci.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
-          password: ${{ secrets.GHCR_TOKEN }}
+          password: ${{ secrets.GITHUB_TOKEN }}
 
       # Runs a single command using the runners shell
       - name: Build and push Docker images to docker.io and ghcr.io

.github/workflows/cife.yml

@@ -23,13 +23,13 @@ jobs:
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
-          
+
       - name: Login to ghcr.io
         uses: docker/login-action@v2
         with:
           registry: ghcr.io
           username: ${{ github.repository_owner }}
-          password: ${{ secrets.GHCR_TOKEN }}
+          password: ${{ secrets.GITHUB_TOKEN }}
 
       # Runs a single command using the runners shell
       - name: Build and push Docker images to docker.io and ghcr.io