Update publish_stable.yml

Author: JarbasAl

.github/workflows/publish_stable.yml

@@ -21,7 +21,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
         with:
-          ref: dev
+          ref: master
           fetch-depth: 0 # otherwise, there would be errors pushing refs to the destination repository.
       - name: Setup Python
         uses: actions/setup-python@v1
@@ -69,4 +69,4 @@ jobs:
         uses: ad-m/github-push-action@master
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-          branch: dev
+          branch: dev