Update package-publish.yml

.github/workflows/package-publish.yml

@@ -29,10 +29,10 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
-      - name: Verify commit exists in origin/main
+      - name: Verify commit exists in origin/master
         run: |
           git fetch --no-tags --prune --depth=1 origin +refs/heads/*:refs/remotes/origin/*
-          git branch --remote --contains | grep origin/main
+          git branch --remote --contains | grep origin/master
       - name: Set VERSION variable from tag
         run: | 
           echo "VERSION=${{ github.event.release.tag_name }}" >> $GITHUB_ENV