fix docker login

Author: sean-breen

.github/workflows/ci.yml

@@ -481,7 +481,7 @@ jobs:
         uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0
         with:
           registry: ${{ env.nginx-private-registry-url }}
-          username: ${{ env.nginx-pkg-jwt }}
+          username: ${{ env.docker-username }}
           password: ${{ env.docker-password }}
 
       - name: Create Results Directory
@@ -646,7 +646,7 @@ jobs:
         uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef # v3.6.0
         with:
           registry: ${{ env.nginx-private-registry-url }}
-          username: ${{ env.nginx-pkg-jwt }}
+          username: ${{ env.docker-username }}
           password: ${{ env.docker-password }}
 
       - name: Create Results Directory