ci : only run docker jobs when pushed to master [no ci] (ggml-org#3828)

Author: danbev

.github/workflows/docker.yml

@@ -1,15 +1,13 @@
 name: Publish Docker image
 
 on:
-  pull_request:
   push:
     branches:
       - master
 
 jobs:
   push_to_registry:
     name: Push Docker image to Docker Hub
-    if: github.event.pull_request.draft == false
 
     runs-on: ubuntu-22.04
     env: