Merge pull request #77 from bchew/fix-docker-action

ci: remove pr trigger from docker publish

Author: bchew

.github/workflows/docker.yml

@@ -6,8 +6,6 @@ on:
       - 'master'
     tags:
       - 'v*'
-  pull_request:
-    branches: [master]
 
 jobs:
   push_to_registries: