Update github workflow

.github/workflows/docker-publish.yml

@@ -9,9 +9,6 @@ on:
 
   pull_request:
 
-env:
-  IMAGE_NAME: seafile-client
-
 jobs:
   test:
     runs-on: ubuntu-latest
@@ -41,5 +38,5 @@ jobs:
         with:
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
-          repository: ${{ secrets.DOCKER_USERNAME }}/$IMAGE_NAME
+          repository: snegov/seafile-client
           tag_with_ref: true