Correct login to ghcr.io (#241)

.github/workflows/ci.yaml

@@ -179,6 +179,8 @@ jobs:
     name: Push docker images
     needs: build-docker
     runs-on: ubuntu-latest
+    permissions:
+      packages: write
     env:
       IMAGE_LICENSE: AGPL-3.0
       IMAGE_HOME_URL: https://github.com/equinor/gordo-controller
@@ -203,21 +205,13 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-buildx-
 
-      - name: Login to production CR
-        uses: docker/login-action@v2
-        if: ${{ steps.prep.outputs.login_prod_cr }}
-        with:
-          registry: ${{ env.DOCKER_PROD_REGISTRY }}
-          username: ${{ secrets.DOCKER_PROD_USERNAME }}
-          password: ${{ secrets.DOCKER_PROD_TOKEN }}
-
       - name: Login to CR
         uses: docker/login-action@v2
         if: ${{ steps.prep.outputs.login_cr }}
         with:
           registry: ${{ env.DOCKER_REGISTRY }}
-          username: ${{ secrets.DOCKER_GITHUB_USER }}
-          password: ${{ secrets.DOCKER_GITHUB_PASSWORD }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build and push
         uses: docker/build-push-action@v3